...or maybe just one of them.
Seems like the car hitting the semi on the passenger side started the whole thing:
http://cnn.com/video/?/video/us/2010/05/29/vos.tx.amazing.crash.WFAA
Seems like the car hitting the semi on the passenger side started the whole thing:
http://cnn.com/video/?/video/us/2010/05/29/vos.tx.amazing.crash.WFAA