Sgt. Bowe Bergdahl spent five years held captive by the Taliban. And depending on the outcome of his sentencing hearing this week, he could spend the rest of his life behind bars. Bergdahl, 31,pleaded guilty last week to misbehavior before the enemy and desertion. His sentencing hearing begins Monday.Bergdahl deserted from his outpost in Afghanistan in June 2009. Hours later, he was captured by the Taliban. He was eventuallyreleased in a controversial prisoner swap in exchange for five Guantanamo Bay detainees.