Eleven vehicle collision sends three to the hospital

HOUSTON, TEXAS (NBC) - Three people are lucky to be alive after they were involved in an 11 car pileup on a Houston highway Monday morning.

Dashcam video released by Harris County authorities shows a semi-truck slamming into multiple vehicles on I-45 north freeway.

All the injured which includes two children were taken to a nearby hospital and treated for minor injuries.

Investigators are still trying to determine the exact cause of the collision.