Police are searching for the man they believe robbed some subway stations in Brooklyn.

A sketch of the suspect has been released and is posted at Q-line subway stations throughout Brooklyn. The suspect, believed to have a female accomplice, stole about $1,000 from subway toll booths. He is also said to be armed.

Police have not commented on any actions taken to increase security in subway stations. They ask anyone with information to call 1-800-577-TIPS.