Friend of WMATA employee killed during Potomac Avenue Metro shooting speaks with FOX 5

Greg Bowen speaks with FOX 5 about the tragic loss of his friend Robert Cunningham. Cunningham, who was a Metro employee was, was killed while trying to intervene as a gunman began a shooting rampage at the Potomac Avenue Metro station. He speaks with FOX 5 photojournalist Nelson Jones about the tragic loss of his friend.