A suspect was shot and killed by East Hartford" id="PLGEO100100202080000">East Hartford police late Saturday after stabbing a police dog and advancing at officers with the knife, police said.

An East Hartford officer also suffered a gunshot wound to his leg during the incident, although he was not shot by the suspect, who did not have a gun. Police are still investigating and are not saying whose weapon fired the shot that injured the officer.

Officer Todd Mona was treated at St. Francis Hospital for the leg wound. His K-9 dog was taken to a veterinary hospital and is expected to recover.

The suspect has been identified, but police are withholding his name pending notification of his family.

Police said the suspect dialed 911 at 11:18 p.m. and told a dispatcher that he had just punched his girlfriend and she was bleeding. When officers arrived at 228 Woodlawn Circle, they heard screams from the second floor and forced their way into the home.

Police said the suspect was inside holding a knife, and when he refused to put it down, the police dog was released. They said the man stabbed the dog several times and continued to ignore demands to drop the weapon. Police said one or more officers then opened fire when he advanced toward the officers.

He was treated at the scene and taken to Hartford Hospital" id="PLCUL000160">Hartford Hospital, where he died.

The incident is being investigated by East Hartford police, as well as the state police Major Crime Squad and the Hartford State's Attorney's office.