Many questions raised about deadly Florida shooting

We witnessed a deadly tragedy unfold Thursday afternoon when live television cameras captured a dramatic shootout in Miramar, Fla. — at the height of rush hour — among a swarm of police officers and a pair of armed robbers who had earlier commandeered a United Parcel Service truck and taken its driver hostage after a brazen attempted heist of a Coral Gables, Fla., jewelry store.