SHENANDOAH, TX --A robbery suspect who used a threatening demand note to steal cash during a bank heist was arrested in Florida Thursday, Shenandoah police said. Dayton resident David Glenn Manuel, 38, was arrested in Panama City for federal parole violation and allegedly confessed to authorities his role in the bank robbery, according to a Shenandoah Police Department statement. Through leads, police identified Manuel as the man who entered a bank off the 18400 block of Interstate 45 in Shenandoah on Monday and allegedly handed a teller a note stating he had a gun and wanted large denominations given to him. He was given an undisclosed amount of cash before fleeing. No one was injured during the robbery, but police determined he was also was the same man who allegedly had robbed a bank in Porter. Investigation also revealed that Manuel attempted to purchase a used car in Conroe immediately following the robbery and was offering to pay cash. A determination will be made at a later date as to state or federal prosecution of Manuel. If you have information concerning other crimes occurring in Shenandoah, you are encouraged to contact the Shenandoah Police Department at 281-367-8952. If you wish to remain anonymous, please call Montgomery County Crime Stoppers at 800-392-7867.