UPDATE: Chattanooga police arrested a suspect in Tuesday's robbery of the Trust Federal Credit Union on Gunbarrel Road.

Quincy Richards was arrested Tuesday, but a second suspect remains at large.

PREVIOUS STORY: Chattanooga police are searching for a suspect involved in a bank robbery on Tuesday afternoon. 

Police say around noon, two armed suspects entered and robbed the Trust Federal Credit Union on Gunbarrel Road. Officials say the suspect vehicle was described as a Silver SUV which fled the scene on Gunbarrel. CPD officers observed the vehicle and initiated a pursuit. The pursuit ended when the suspect vehicle was involved in a traffic crash. 

The suspects fled on foot from the vehicle. One suspect was arrested by patrol and K9 officers. The second suspect carjacked a citizen in the area and left the scene in a Lexus SUV.

Investigators are following all actionable leads. The FBI will be involved in the investigation. 

Anyone with information about the bank robbery or suspect should call police immediately at 423-698-2525. You can remain anonymous.