(KMOV) -- Police have a suspect in custody who they believe robbed a fast food restaurant in north St. Louis early Monday morning.
The robbery took place at the White Castle fast-food restaurant located on 20th and Herbert around 3 a.m.
According to police, while in her vehicle at the drive thru, a 33-year-old woman handed a note to a restaurant employee. The note announced a robbery and the suspect was holding what appeared to be a gun.
The employees locked themselves in an office and contacted police, meanwhile the suspect partially crawled through the drive-thru window and stole the cash drawer. After crawling back out of the drive-thru window, the suspect entered her vehicle and drove away but at some point, dropped her weapon which turned out to be plastic and fake.
A witness provided a description of the vehicle to police and the suspect vehicle was located in the rear of the 1900 block of Warren.
Officers attempted to arrest the suspect at her residence on Warren, but she went to the roof her residence and was ultimately taken into custody after she jumped off the 3-story roof.
She was taken to a hospital for treatment with non life-threatening injuries.
Authorities said the cash drawer was not located but clothing believed to have been worn by the suspect during the robbery was recovered.
No one else was hurt.