MILWAUKEE (CBS 58) -- The Milwaukee Police Department is currently investigating an armed robbery that happened at Old National Bank.

Police were called to the 700 block of N. Jefferson around 2:30 p.m. on Friday to investigate a hold-up alarm.

Upon arrival, officers confirmed that an armed robbery had occurred.

According to police, the suspect entered the bank armed with a silver handgun and demanded money.

He was given an undetermined amount of cash and fled the scene.

Milwaukee Police are still searching for the unknown suspect.

No one was injured.

The investigation remains ongoing. 

Stay with CBS 58 News for more information on this developing story.