LeKisha Spencer, 28, who works in a first-floor cafeteria said, she heard a bang and a saw a man walking inside the building toward the front. "He had a machine gun, book bag, camouflage shirt, military green hat, white pants and a bookbag," she said. "I didn't see his face. "
A book bag and a bookbag, and maybe a book-bag. She didn't see his face because the camouflage shirt was on fire or he was firing the "machinegun." White pants a dead give-away: yet another frustrated graduate student who has just wasted 2-5 years of his life in a fruitless search for professional recognition.