STOCKBRIDGE, Ga. -- Henry County police arrested a College Park man after finding marijuana in his truck, authorities said Tuesday.

Officers stopped Roberto Huff, 43, on Interstate 75 in Stockbridge Monday for a traffic violation.

During the stop, investigators said, a police K-9 alerted officers to something on the bed of the truck, which was covered by a top.

Officers found approximately 360 pounds of marijuana, which investigators said was separated into 18 packages weighing approximately 20 pounds each.

Police charged Huff with trafficking.