Grand Rapids, MI - A vigilant veteran of the Grand Rapids Police Department is being credited with stopping a man accused of robbing a downtown bank.The robbery happened around 9 a.m. Tuesday at the Huntington Bank inside the Trust Building located at 40 Pearl Street NW.Police say a 24-year-old man walked into the bank, pointed what appeared to be a handgun at employees and demanded money. He then left the bank with an unknown amount of cash.Moments later, Sgt. Tom Warwick was walking to the Kent County Courthouse when he spotted the robber “scurrying away” and acting suspicious, police said. Warwick ordered the suspect to the ground less than 50 feet from the bank. Police said they recovered a BB gun and cash on the man.