
David Welna
A U.S. soldier watches members of the Afghan Public Protection Force arrive at a ceremony on the outskirts of Kabul on Thursday. Ahmad Jamshid/AP hide caption
Mitt Romney waits to speak while being introduced Monday during a campaign stop in Mobile, Ala. Win McNamee/Getty Images hide caption
This Nov. 4, 2008, file photo shows Republican Rep. Jean Schmidt being congratulated by supporters in Loveland, Ohio. Schmidt is up against three other Republicans in the March 6 primary. David Kohl/AP hide caption
Former Massachusetts Gov. Mitt Romney shakes hands at a campaign rally at Capital University in Bexley, Ohio, on Wednesday. Justin Sullivan/Getty Images hide caption
Prospective voters listen to Republican presidential candidate Newt Gingrich, accompanied by his wife, Callista, on Feb. 7 at Cincinnati's Price Hill Chili restaurant. Evan Vucci/AP hide caption