Jackson County prosecutors today charged a student wearing a bullet-resistant vest with slashing the throat of a dean at the Metropolitan Community College-Penn Valley just 20 minutes before Missouri Gov. Jay Nixon was scheduled to speak there. Prosecutors charged Casey Brezik, of Raytown, with two counts of first-degree assault and two counts or armed criminal action in connection with the 9:35 a.m. attack on the second floor of the Humanities Building on the campus at 3210 Southwest Trafficway. ....> About an hour before the stabbing, Brezik posted an update that said: “Pharaoh let my people go! We have but two...