Cody Balmer pleaded guilty to arson and attempted murder for starting the fire in April while Shapiro and his family were inside. They escaped safely.

The attacker managed to slip past state troopers guarding the governor's residence on April 13 and set a fire.

New surveillance video shows a hammer-wielding arsonist smashing his way into the Pennsylvania Governor’s residence and setting it on fire with Molotov cocktails. DA Fran Chardo…