Police in Berks County are on the lookout for a man who didn't return to the Wernersville Community Corrections Center.

Shaquann Iman signed out of the facility Wednesday to visit the Reading Public Library, but he didn't return as expected at 7 p.m., police said.

Iman was in custody on aggravated assault charges. An arrest warrant has now been issued for his escape, police said.

Iman, 40, is described as a black man, standing 5 feet, 8 inches tall with brown eyes and brown hair. His last known address was 1368 Rockfish Valley Highway, Nellysford, Va.

Anyone with information is asked to contact the Pennsylvania State Police in Reading at 610-378-4011 or, to remain anonymous, call Crime Alert Berks County at 877-373-9913.