CNN CNN Newsroom April 9, 2014 14:46:00
That was thomas ceefeld from murrysville. we found out more information from the impromtu press conference. we found out that the suspect is a 16-year-old boy. he was a student at the school. he was armed with two knives. we heard he ran down the hall stabbing people. we also heard that a security guard tried to intervene. he was stabbed in the stomach. we presume he is the 60-year-old in one of the hospitals in the pittsburgh area right now. we also understand the principal assisted with this situation to end it. there was also a school resource officer on the scene. they handcuffed the suspe...