A Palestian man walks near a section of Israel's separation barrier in the West Bank town of Bethlehem, Tuesday, Aug. 31, 2010. A Palestinian gunman opened fire on an Israeli vehicle traveling in the West Bank on Tuesday, authorities said, killing four passengers in a deadly attack that cast a long shadow over Mideast peace talks set to start this week. AP Photo logo AP Photo 18 months ago

A Palestian man walks near a section of Israel's separation barrier in the West Bank town of Bethlehem, Tuesday, Aug. 31, 2010. A Palestinian gunman opened fire on an Israeli vehicle traveling in the West Bank on Tuesday, authorities said, killing four passengers in a deadly attack that cast a long shadow over Mideast peace talks set to start this week.