The heavily armed assailant who opened fire during Mass at a Minneapolis Catholic school was found dead at the rear of the church with an apparent gunshot wound to the head, according to preliminary information in newly released search warrants. Robin Westman, 23, was located dressed in black "tactical" gear with at least two firearms nearby in the wake of Wednesday morning's rampage at Annunciation Catholic Church, police said. Two children were killed and 18 other worshippers were injured. Stream NBC 5 for free, 24/7, wherever you are. WATCH HERE WATCH HERE A search warrant for the church said three...