Cedar Falls Police are investigating an armed robbery at the Dollar Tree store on Brandilynn Boulevard Tuesday night.
Police said it happened about 7:45 p.m. when a man entered the store and asked for a job application. Workers said he then displayed a knife and demanded the open the cash register. A worker did so and the suspect left with an undisclosed amount of cash.
Workers described the man as having a small build and wearing dark clothing.
Anyone with information about the incident is asked to contact the Cedar Falls Police Department.