LaShauna Sewell, News9.com

ADA, Oklahoma – The Ada Police Department is asking the public to help authorities catch a third suspect in an armed bank robbery.

Police have issued an arrest warrant for 20-year-old Tristan David Williams. They say he was involved in the armed robbery of a Citizens Bank branch at 1400 Cradduck Road on Friday, October 21.

Police have arrested two other suspects in the case and recovered nearly $79,000 in cash stolen during the robbery.

Williams is 5 feet 9 inches tall, weighs 160 pounds and has the name "Amya" tattooed on his chest.

Police say Williams should be considered armed and dangerous. Anyone with information about his whereabouts should call the Ada Police Department at (580) 332-2824.