A nightmare came to life on board a public bus in Philadelphia back in July. Prosecutors showed security camera video in court showing passengers scrambling as men with guns open fire, according to myfoxphilly.com . Prosecutors say the shooting and violence triggered because of a phone call that a woman, Penny Champan, made after having words with someone on the bus. The video shows Chapman's boy running up and down the aisles by one of the seven cameras on board. Finally she grabs the child and spanks him. A man sitting behind her doesn't approve and he threatens to turn...