TULSA, Oklahoma - A Tulsa man accused of shooting a Tulsa police sergeant at a QuikTrip last summer has been found guilty.

A jury found John Chatman guilty on all three federal charges, including 'obstruction of justice by attempting to kill a witness'.

This bodycam video shows the moment Chatman shot Sergeant Mike Parsons in the leg after police approached Chatman about mismatched tags on his van.

Chatman could face life in prison