RALEIGH, N.C. — Army Sgt. Bowe Bergdahl will appear Monday before the judge deciding his punishment for endangering comrades by walking off his post in Afghanistan in 2009. Bergdahl faces up to life in prison after pleading guilty last week to desertion and misbehavior before the enemy. Bergdahl pleaded guilty without striking a deal with prosecutors to cap his punishment, so the judge has wide leeway to decide his sentence. The judge, Army Col.