CARLSBAD–Investigators are searching for an unidentified male who robbed a Chase Bank Thursday evening in Carlsbad, police says.

Officers say at approximately 6 p.m., an unknown male entered the bank, located at 7176 Avenida Encinas, approached a teller and demanded cash. The suspect made no references to having a weapon. He left the bank with an undisclosed amount of cash and was last seen running south bound on Avenida Encinas. The suspect was wearing a brown burlap mask with eye holes cut in it, mirrored sunglasses, a gray hooded sweatshirt with stripes and tan cargo style pants. No one was injured during the robbery.

The San Diego office of the Federal Bureau of Investigation is assisting with the investigation.