Dr. Greg Zagaja, left, performs a robotic prostatectomy on a patient at University of Chicago Medical Center using a da Vinci Si robotics system, center, Tuesday, Oct. 13, 2009 in Chicago. A study, appearing in Wednesday's Journal of the American Medical Association suggests the less-invasive keyhole surgery for prostate cancer may mean a higher risk for lasting incontinence and impotence when compared with traditional surgery. AP Photo logo AP Photo 1 month ago

Dr. Greg Zagaja, left, performs a robotic prostatectomy on a patient at University of Chicago Medical Center using a da Vinci Si robotics system, center, Tuesday, Oct. 13, 2009 in Chicago. A study, appearing in Wednesday's Journal of the American Medical Association suggests the less-invasive keyhole surgery for prostate cancer may mean a higher risk for lasting incontinence and impotence when compared with traditional surgery.

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  1. Adam Green, Associate Professor of American History at the University of Chicago, speaks about "The Obama Era" at the Newseum in Washington, October 2, 2009. The speech was part of the First Draft of History event, held by the Atlantic Magazine and the Aspen Institute to bring together newsmakers, historians and journalists.
  2. University of Chicago Professor Paul Sereno (L) and McGill University Associate Professor Hans Larsson excavate the fossil skull of a 100-million-year-old croc in Niger in this undated National Geographic photograph released to Reuters on November 19, 2009. The animal, which they nicknamed BoarCroc, was one of several crocs that inhabited a lost world now buried in the sands of the Sahara.
  3. A flesh model of the head of BoarCroc (above) and its actual fossil skull discovered in the Sahara by a team led by paleontologist Paul Sereno, a professor at the University of Chicago, are seen in this combo photograph by National Geographic made available to Reuters on November 19, 2009. BoarCroc was a 20-foot-long meat eater with three sets of dagger-shaped fangs.
  4. Dr. Greg Zagaja, left, performs a robotic prostatectomy on a patient at University of Chicago Medical Center using a da Vinci Si robotics system, center, Tuesday, Oct. 13, 2009 in Chicago. A study, appearing in Wednesday's Journal of the American Medical Association suggests the less-invasive keyhole surgery for prostate cancer may mean a higher risk for lasting incontinence and impotence when compared with traditional surgery.
  5. Dr. Greg Zagaja performs a robotic prostatectomy on a patient at University of Chicago Medical Center using a da Vinci Si robotics system, Tuesday, Oct. 13, 2009 in Chicago. A study, appearing in Wednesday's Journal of the American Medical Association suggests the less-invasive keyhole surgery for prostate cancer may mean a higher risk for lasting incontinence and impotence when compared with traditional surgery.
  6. Dr. Greg Zagaja, center, prepares to perform a robotic prostatectomy on a patient at University of Chicago Medical Center using a da Vinci Si robotics system, left, Tuesday, Oct. 13, 2009 in Chicago. A study, appearing in Wednesday's Journal of the American Medical Association suggests the less-invasive keyhole surgery for prostate cancer may mean a higher risk for lasting incontinence and impotence when compared with traditional surgery.
  7. Dr. Greg Zagaja prepares to perform a robotic prostatectomy on a patient at University of Chicago Medical Center using a da Vinci Si robotics system, Tuesday, Oct. 13, 2009 in Chicago. A study, appearing in Wednesday's Journal of the American Medical Association suggests the less-invasive keyhole surgery for prostate cancer may mean a higher risk for lasting incontinence and impotence when compared with traditional surgery.
  8. WASHINGTON - OCTOBER 08: (L-R) Kathy Miller, board member of the Vermont Grocers' Association; David Evans, lecturer at the University of Chicago Law School; Mark Caverly of the Credit Union National Association and the Electronic Payments Coalition; and Ed Mierzwinski, senior fellow in the U.S. PIRG Consumer Program, testify during a hearing before the House Financial Services Committee on Capitol Hill October 8, 2009 in Washington, DC. The hearing focused on the Credit Card Interchange Fees Act of 2009 and the Expedited CARD Reform for Consumers Act.
  9. WASHINGTON - SEPTEMBER 15: (2nd L � R) American Medical Association President J. James Rohack, American Hospital Association Board of Trustees Chairman and President and CEO of Cedars-Sinai Health System Thomas Priselac, Mary Maryland of American Nurses Association, former CIGNA spokesman Wendell Potter, and AARP Board Chair of Board of Directors Bonnie Cramer, participate during a forum held by Democratic Steering and Policy Committee September 15, 2009 on Capitol Hill in Washington, DC. The committee held a forum to discuss the need for healthcare reform.
  10. WASHINGTON - SEPTEMBER 15: American Medical Association President J. James Rohack speaks during a forum held by Democratic Steering and Policy Committee September 15, 2009 on Capitol Hill in Washington, DC. The committee held a forum to discuss the need for healthcare reform.
  11. WASHINGTON - SEPTEMBER 15: (L � R) American Medical Association President J. James Rohack, Mary Maryland of American Nurses Association, former CIGNA spokesman Wendell Potter, and AARP Board Chair of Board of Directors Bonnie Cramer, participate during a forum held by Democratic Steering and Policy Committee September 15, 2009 on Capitol Hill in Washington, DC. The committee held a forum to discuss the need for healthcare reform.
  12. WASHINGTON - SEPTEMBER 15: American Medical Association President J. James Rohack speaks during a forum held by Democratic Steering and Policy Committee September 15, 2009 on Capitol Hill in Washington, DC. The committee held a forum to discuss the need for healthcare reform.
  13. WASHINGTON - NOVEMBER 05: U.S. President Barack Obama makes a statement in the Brady Briefing Room of the White House on November 5, 2009 in Washington, DC. Obama in today's Daily Briefing thanked the American Association of Retired Persons (AARP) and the American Medical Association (AMA) for their support of his effort to reform the health care system.
  14. WASHINGTON - NOVEMBER 05: U.S. President Barack Obama arrives for a statement in the Brady Briefing Room of the White House on November 5, 2009 in Washington, DC. Obama in today's Daily Briefing thanked the American Association of Retired Persons (AARP) and the American Medical Association (AMA) for their support of his effort to reform the health care system.
  15. WASHINGTON - NOVEMBER 05: U.S. President Barack Obama arrives for a statement in the Brady Briefing Room of the White House on November 5, 2009 in Washington, DC. Obama in today's Daily Briefing thanked the American Association of Retired Persons (AARP) and the American Medical Association (AMA) for their support of his effort to reform the health care system.
  16. WASHINGTON - NOVEMBER 05: White House Press Secretary Robert Gibbs looks on as U.S. President Barack Obama arrives for a statement in the Brady Briefing Room of the White House on November 5, 2009 in Washington, DC. Obama in today's Daily Briefing thanked the American Association of Retired Persons (AARP) and the American Medical Association (AMA) for their support of his effort to reform the health care system.

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  1. Soccer tycoon and presidential candidate Gigi Becali leaves the voting booth inside a polling station in Bucharest November 22, 2009. Romanians voted on Sunday in a closely-fought presidential election that is key to reviving economic and justice reforms and solving a government crisis that has delayed aid from the International Monetary Fund.
  2. Italian Team Azzura, led by skipper Francesco Bruni, competes during the final of the Louis Vuitton Trophy against Emirates Team New Zealand in Nice, southeastern France, November 22, 2009. Team Azzura won.
  3. Gold medallist Liao Hui of China salutes as he poses for photographs on a podium in the men's 69kg weightlifting competition at the World Weightlifting Championship in Goyang, north of Seoul, November 22, 2009.
  4. Italian Team Azzura, led by skipper Francesco Bruni, competes during the final of the Louis Vuitton Trophy against Emirates Team New Zealand in Nice, southeastern France, November 22, 2009. Team Azzura won.
  5. BRISBANE, AUSTRALIA - NOVEMBER 22: David Hussey of Australia takes time out to sign autographs during the Twenty20 exhibition match between Australia and the ACA All*Stars at The Gabba on November 22, 2009 in Brisbane, Australia.
  6. DUBAI, UNITED ARAB EMIRATES - NOVEMBER 22: Rory McIlroy of Northern Ireland plays his second shot at the 9th hole during the final round of the Dubai World Championship, on the Earth Course, Jumeirah Golf Estates on November 22, 2009 in Dubai, United Arab Emirates.
  7. DORTMUND, GERMANY - NOVEMBER 22: CEO Hans-Joachim Watzke of Borussia Dortmund is pictured during the Borussia Dortmund annual meeting at the Westfallenhalle on November 22, 2009 in Dortmund, Germany.
  8. DORTMUND, GERMANY - NOVEMBER 22: CEO Hans-Joachim Watzke of Borussia Dortmund is pictured during the Borussia Dortmund annual meeting at the Westfallenhalle on November 22, 2009 in Dortmund, Germany.
  9. BRISBANE, AUSTRALIA - NOVEMBER 22: Steve Smith of Australia celebrates taking the wicket of Matthew Hayden of the ACA All*Stars during the Twenty20 exhibition match between Australia and the ACA All*Stars at The Gabba on November 22, 2009 in Brisbane, Australia.
  10. BRISBANE, AUSTRALIA - NOVEMBER 22: Steve Smith of Australia takes the wicket of Matthew Hayden of the ACA All*Stars during the Twenty20 exhibition match between Australia and the ACA All*Stars at The Gabba on November 22, 2009 in Brisbane, Australia.
  11. South Africa's Alviro Petersen plays a stroke shot during the One Day International cricket match against England at Supersport Park in Centurion, South Africa, Sunday, Nov. 22, 2009.
  12. A Tibetan exile weaves a carpet during an exhibition at Thank You India festival in Bangalore, India, Sunday, Nov. 22, 2009. Tibetan exiles in India are observing a three-day Thank You India Festival in Bangalore starting Sunday to commemorate 50 years in exile of the Dalai Lama and the Tibetan people, and to express gratitude to India.
  13. Tibetan exiles prepare an art work on the floor using colored powder at Thank You India festival in Bangalore, India, Sunday, Nov. 22, 2009. Tibetan exiles in India are observing a three-day Thank You India Festival in Bangalore starting Sunday to commemorate 50 years in exile of the Dalai Lama and the Tibetan people, and to express gratitude to India.
  14. Tibetan exiles sing during Thank You India festival in Bangalore, India, Sunday, Nov. 22, 2009. Tibetan exiles in India are observing a three-day Thank You India Festival in Bangalore starting Sunday to commemorate 50 years in exile of the Dalai Lama and the Tibetan people, and to express gratitude to India.
  15. South Africa's Alviro Petersen reacts after his half century during the One Day International cricket match against England at Supersport Park in Centurion, South Africa, Sunday, Nov. 22, 2009.
  16. President Reinhard Rauball speaks during the annual meeting of German Bundesliga club Borussia Dortmund in Dortmund, Germany, Sunday, Nov. 22, 2009. The traditional soccer club celebrates its 100th year anniversary this year.