Officers are investigating a series of fires on Thursday morning in the Gaithersburg region, such as at a greenback shop on East Diamond Avenue. This tale and headline have been updated at 5:55 p.m. Oct. 7, 2021, to increase additional aspects. Police are investigating a collection of fires and a business enterprise burglary in the Gaithersburg and Montgomery Village areas early Thursday early morning. They suspect that at least three fires were intentionally set. In the early-morning hrs on Thursday, firefighters responded to 5 fires within about 40 minutes — at an eye-treatment organization, a shed in the vicinity of a household, a greenback retail store, a garage and a…