Marc Mullins, RTV6

An explosion has leveled a Dallas apartment building --- and triggered a fire. So far, according to KVUE's sister station, WFAA, 4 people have been taken to the hospital.

Explosion causes massive apartment fire in Oak Cliff, at least 4 people injured, Dallas fire says An explosion caused a massive apartment fire in Oak Cliff, Dallas Fire Rescue said. One person has been taken to the hospital.