As ugly as the Haditha incident appears to be, there are people who cannot resist the temptation to make it even uglier. First reported in Time Magazine, the November 19, 2005 incident, in which up to two dozen civilians are alleged to have been killed by U.S. Marines, did not impact public opinion until Rep. John Murtha (D, PA) appeared on Hardball with Chris Matthews, where the soldier’s pal revealed that the attack had been carried out “in cold blood” and was “even worse” than outlined in the magazine report. Murtha also acquiesced to Matthews’ eager suggestions that the attack was...