Police are investigating a shooting on Washington Street Thursday night. Officers responded at 8:55 p.m. to reports of possible gunshots at 197 Washington St. and found a man with a gunshot wound to his thigh, police said. The man was taken to Massachusetts General Hospital, police said. The shooting did not appear to be random, according to police.Todd Feathers can be reached at firstname.lastname@example.org. Follow him on Twitter at @ToddFeathers.