Obama told a campaign trail crowd in Iowa on Sunday that the nation’s Iraq war dead were lives “wasted” but immediately claimed a “slip of the tongue.” “We now have spent $400 billion and have seen over 3,000 lives of the bravest young Americans wasted,” Obama said on Iraq. “I was actually upset with myself when I said that, because I never use that term,” he later told the Des Moines Register. “Their sacrifices are never wasted . . . What I meant to say was those sacrifices have not been honored by the same attention to strategy, diplomacy and...