SOLDIER RIDE President Barack Obama, Marine Corps Gen. James E. Cartwright, vice chairman of the Joint Chiefs of Staff, center right, and Assistant Veteran Affairs Secretary Tammy Duckworth, right, welcome soldiers during the Wounded Warrior Project’s Soldier Ride on the South Lawn of the White House, May 4, 2011. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 805487-I-VGB57-681.jpg Photo Gallery