Eric Matthew Frein ( born May 3 , 1983 ) is an American domestic terrorist and murderer , convicted and sentenced to death for the 2014 Pennsylvania State Police barracks attack in which he shot and killed one State Trooper , and seriously injured another . A letter to his parents made it clear that he hoped to spark a revolution by his actions
2014 Pennsylvania State Police barracks attack
2014 Pennsylvania State Police barracks attack
Eric Frein