Video/News: Tractor-trailer collides with school bus

A crash in San Antonio involved a school bus carrying at least 10 students from the Corpus Christi area on Saturday.It happened Saturday evening on Loop 410 at South W.W. White Road.Traffic was at a standstill at the time due to an accident up the road and the tractor-trailer failed to stop. The tractor-trailer hit four cars before crashing into the school bus. The tractor-trailer then rolled over the guardrail of an overpass and fell 20 feet before crashing into the embankment below. The tractor-trailer leaked so much fuel and liquid that authorities had to shut down the area as hazmat crews and investigators worked the scene.