Margaret Chan (2nd R), Director General of World Health Organization and Leona Aglukkaq, Minister of Health of Canada,  share a laugh during the first summit of "Lessons Learned and Preparedness of Swine Flu" in Cancun  July 2, 2009. The international event shared and analyzed the experiences and opinions of ministers and experts from around the world. Reuters Pictures 4 months ago

Margaret Chan (2nd R), Director General of World Health Organization and Leona Aglukkaq, Minister of Health of Canada, share a laugh during the first summit of "Lessons Learned and Preparedness of Swine Flu" in Cancun July 2, 2009. The international event shared and analyzed the experiences and opinions of ministers and experts from around the world.