Police are investigating a possible 11th Fairfax groping.
About 1:20 p.m. Wednesday, a man approached a 36-year-old woman from behind near Amherst and Cumberland avenues, groped her and fled, police said.
He stood about 5-feet-9 or 5-feet-10 and wore a black T-shirt, khaki pants and a blue hat.
Police also are investigating 10 similar incidents, including an incident Monday evening.
