Augusta police Sgt. Christian Behr chats with Police Chief Robert Gregoire on Thursday at the department headquarters in Augusta.

Augusta Police Chief Robert Gregoire moves through the halls in a manual wheelchair Thursday at the department headquarters in Augusta. When he returned to work in January 2015, after a motorcycle accident the previous September, he had to use a motorized chair.

Augusta Police Chief Robert Gregoire moves between his two desks in a manual wheelchair Thursday at the department headquarters in Augusta. When he returned to work in January 2015, after a motorcycle accident the previous September, he had to use a motorized chair.

Augusta Police Chief Robert Gregoire does leg lift exercises while talking on the phone in his manual wheelchair Thursday at the department headquarters in Augusta. Gregoire said he tries to keep moving while working.