A man failed to return to the Casper Re-Entry Center Sunday afternoon.

Authorities are seeking Patrick Vincent Duran. Law enforcement was contacted about Duran failing to return to CRC at 2:51 p.m.

Duran is a 30-year-old American Indian who is 6'1", 165 lbs with black hair and brown eyes. He was serving a sentence for aggravated assault and battery out of Fremont County.

Anyone who has information on Duran's whereabouts should call the Natrona County Sheriff's Office at 307-235-9282.