Mexico highway crash kills 9, injures 10 after truck slams into emergency response vehicles

Nine people, including two children, died after a truck crashed into earlier accident responders.

Ten others sustained injuries, with two National Guard officers seriously hurt.

Four United States citizens suffered minor injuries in the devastating highway collision.

Emergency crews were attending a prior accident involving two trucks when this occurred.

Investigations are currently underway to determine the cause of the second crash. ...