Punks and cowards are good at running away. Here video captures these particular punks and cowards. Police have released surveillance pictures in hopes of finding the people responsible for killing a Northwestern graduate student. The images capture three people running through the Bank of America parking lot on Clark Street, south of Howard on Sunday night. Police said 25-year-old Shane Columbo was an innocent victim caught in the crossfire around 8:30 p.m. Sunday as he waited at a bus stop near Howard Avenue and Clark Street. Gunfire broke out between two other men, police said. Columbo was shot and killed.