Police say they've nabbed the guy who was ripping gold chains off the necks of senior citizens - in Philadelphia

Boston Police report the arrest of Edwin Santos, 22, on charges he was the guy ripping off gold chains off the necks of older people he would follow home from train or bus stops in several neighborhoods.

Police say they tracked Santos to Philadelphia, where US marshals arrested him yesterday.

He will be returned to Boston, for arraignment in Roxbury Municipal Court on two counts of armed robbery and assault and battery with a firearm, police say.

Innocent, etc.