NORWALK - Police say a 50-year-old Greenwich woman has been released from the hospital after being shot in the stomach outside of a Norwalk supermarket last week.The victim, whose name the police are not releasing, was discharged from Norwalk Hospital Monday night.Police say the attacker remains unknown, but that witnesses have come forward after surveillance footage was released.Video released of suspect in Norwalk Stop & Shop shootingNorwalk police: Stop & Shop shooting was random act of violence