Meantime, Sen. Joe Lieberman says he'll begin an investigation into whether the army missed signs that Hasan embraced an increasingly extremist view of Islam.
Hasan's classmates say they complained to superiors about his anti-American views.
Meantime, Sen. Joe Lieberman says he'll begin an investigation into whether the army missed signs that Hasan embraced an increasingly extremist view of Islam.
Hasan's classmates say they complained to superiors about his anti-American views.