Lawton, Oklahoma (AP)

A motorist struck and killed a bison in east Lawton after a herd of the huge animals broke from their enclosure.

Lawton police say a 63-year-old man was eastbound on Lee Boulevard the night of Feb 23rd when he crashed into a 2-year-old male bison. Police say the animal weighed between 550 and 650 pounds. The man wasn't seriously injured.