The Borgata Hotel Casino & Spa in Atlantic City was briefly evacuated on Thursday after a caller claimed to be armed with a gun and explosives.

Atlantic City police say that a call came in just before 4 p.m. from a man claiming that he was inside the Borgata and in possession of guns and an explosive device.

The building was briefly evacuated while police and Borgata security conducted a sweep. Police say that no suspicious people or devices were found.

Patrons were allowed back inside a short time later.

Police say they are still investigating the validity of the threat.