A suspect in the fatal shooting of a state trooper has been added to the Federal Bureau of Investigation's “Ten Most Wanted Fugitives” list.

Eric Matthew Frein, 31, of Canadensis, Pa., is the 503rd person placed on the list and replaces former fugitive Jose Manuel Garcia Guevara.“When law enforcement officers are violently targeted, we take it seriously, and personally,” said Edward J. Hanko, special agent in charge of the FBI’s Philadelphia Division. “The FBI is committed to finding this suspect, keeping the public safe, and supporting our partners at the Pennsylvania State Police.”The FBI is offering a reward of up to $100,000 for information leading directly to Frein's arrest.Tips can be called in to the state police at 866-326-7256, or to the nearest FBI field office.Police believe Frein fatally shot Cpl. Bryon Dickson, 38, and wounded trooper Alex Douglass, 31, outside the Blooming Grove barracks in Pike County on Friday.State arrest warrants were issued after Frein was charged with homicide, homicide of a law enforcement officer and attempted murder, among other offenses.Frein is also charged federally with unlawful flight to avoid prosecution.Police believe Frein shaved his head on both sides and have long hair on top.He is known to be a heavy smoker, a weapons enthusiast and a survivalist, and has studied the Russian and Serbian languages.Additional information regarding Frein, including his wanted poster, is available on the FBI’s internet home page at

http://www.fbi.gov.