Five years ago
The top U.S. military commander for the Middle East resigned amid speculation about a rift over U.S. policy in Iran; Defense Secretary Robert Gates said that Adm. William J. Fallon had asked for permission to retire and that Gates agreed. Democrat Barack Obama beat Hillary Rodham Clinton in the Mississippi primary.
One year ago
Sixteen Afghan villagers were shot dead as they slept, allegedly by U.S. Army Staff Sgt. Robert Bales, in an attack that reignited fury at the U.S. presence in Afghanistan following a wave of deadly protests over Americans burning Qurans.