CrimeStoppers has updated its wanted list.

The most recent addition is Ronald Trell Walker (pictured above). Walker is wanted for armed robbery. Rock Island police have been looking for this suspect since December.

Walker, 37, is 5-feet, 10-inches tall and weighs 180 pounds.

On Dec. 18, 2018, Walker robbed a victim and stabbed him in the head and neck. He has been known to be armed with guns and knives and should be considered dangerous. He was last known to be homeless in Rock Island.

Anyone with information about Ronald Trell Walker's whereabouts is asked to call 309-762-9500 or tap the app P3 Tips. All tips are secure and anonymous and you could earn a cash reward.