We can officially call it a 'rash' of casino robberies following the fourth in Sioux Falls in the past two weeks.

Police responded to a call at Rockin' Robin's Casino & Cafe at 1420 E. 10th Street just before 6pm Sunday.

The suspect was armed with a handgun and is described as a white male, approximately 5'10" with a medium build. He was wearing a dark colored hooded jacket and white bandana on his face. He fled with an undetermined amount of cash.

If you have any information, you're asked to call Crimestoppers at (605) 367-7007.