The Army psychiatrist accused of the Fort Hood massacre apparently acted alone and without outside direction in the attack, investigative officials said Monday evening. Maj. Nidal Malik Hasan will be charged by the U.S. military rather than in a civilian court, they said. Although investigative officials portrayed Hasan as a lone wolf, the investigators and a U.S. official disclosed that Hasan communicated 10 to 20 times with a radical imam overseas who in the past came under scrutiny for possible links to terror groups. The investigative officials said the communications began last year and continued into this year and "were...