FORT HOOD — A string of witnesses in an evidentiary hearing identified Army Maj. Nidal Malik Hasan as the triggerman at a Fort Hood deployment center that left 45 dead and injured. As his trial nears almost three years later, few here argue over his guilt. They wonder why a psychiatrist would gun down fellow soldiers. Rep. John Carter, R-Round Rock can explain it. He calls Hasan a domestic terrorist, something prosecutors have never claimed, and says those avoiding the term are indulging in political correctness. “Believe me, my friend, if somebody had jumped up and said, ‘Praise God and...