His arms and chest. No students or School Employees were hurt. Osha is on the scene, investigating. Of course, stay with nbc 10 and the nbc 10 app, as we continue to update you on this breaking news. Right now at 11 00, donald trump is back in philadelphia. He is ready to take aim at his critics and convince them why he is the most qualified person to be the next commander in chief. And heres a live look right now at the union league in center city, philadelphia, where donald trump is about to give a Foreign Policy speech in this room. Hes expected to talk about his approach to isis and nation building. Trumps speech comes just hours before a commander in chief forum on nbc 10, where trump and his democratic rival, Hillary Clinton, will talk about the military and National Security. And a new nbc News Survey Monkey poll of voters who are currently serving or previously served in the u. S. Military find strong support for donald trump. 55 say they would vote for trump if the election we