HOLLYWOOD PARK, Texas - Two people were arrested in connection with a mail theft operation after officers found them with nearly 400 stolen pieces of mail and counterfeit keys during a traffic stop, according to the Hollywood Park Police Department.

Officers conducted a traffic stop on a vehicle with stolen license plates on Tuesday in the 1000 block of North Loop 1604 East, police said in a news release.

During the investigation, officers detained Sean Martinez, 37, and Skylar Carter, 33, and began searching the vehicle, police said.