nbc's jeff patterson joins us live from tallahassee with the latest. jeff?p good evening, pat. the shooting happened in this building on campus as students studying for exams. shots rang out, and people ran for cover. chaos and mayhem inside the florida state library overnight after a gunman opened fire. more than 300 students were inside, studying for exams. >> then we heard the three automatic gun shots and it was like you've got to run somewhere. a student's cell phone video captured the fear and confusion inside the library as an alert went out campus-wid there has been a shooting in e. stay where you are. >> reporte students hid in book aisles and barricaded them in rooms. two students and one employee o. two are hospitalized. the third victim, grazed by a bullet, was treated on the scene and released. the gunman, myron lashaun may, was a lawyer and graduate of the university, kil by police in front of the library. >> he refuses to surrender, and as a res this encounter, mr. may is shot and killed by the offic >> reporte students around campus are shake