Medway Man Pleads Guilty to Greenbush Home Invasion, Attack 

A man from Medway admitted Monday to attacking a woman during a home invasion in Greenbush last fall. 21-year-old Ryan Petrin pleaded guilty to robbery, burglary, aggravated assault and assault on a child under the age of 6.Police say he and another man, 23-year-old Nicholas Hutchinson of Milford, broke into the woman’s home on Labor Day. The victim says she was beaten with a fire extinguisher and a tire iron, while her two young children watched.A sentencing date for Petrin has not been set yet. Hutchinson has pleaded not guilty.