People who knew and studied Maj. Nidal Hasan say he was a loner who had no luck finding a wife, and a criminal profiler said the Fort Hood shooting suspect fits the profile of a mass murderer better than that of a terrorist. Investigators are searching for any missed "red flags" that might have prevented last week's fatal shooting, which left 12 soldiers and one civilian dead and 40 other people wounded. However, the FBI has said its investigations indicate the "alleged gunman acted alone and was not part of a broader terrorist plot." "A lot of people are jumping...