June 28, 2012, 1:44 amTroy Jacobs has already been accused of robbing three other Portland and Gresham area stores, but was arrested on Wednesday night after Walgreen's employees and Gresham Police say he robbed a Gresham Walgreen's. Jacobs allegedly showed an employee a gun in his waistband and demanded money. After the employee cooperated Jacobs had the unfortunate luck to run right by Multnomah County Sheriff's Detective Shanks, who then called for back up. Jacobs fled to a wooded area and was found by a K-9 unit. He was booked for several charges at the Multnomah County Courthouse.