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Former College Soccer Player Charged with Murdering Younger Brother and Cat in Princeton

Matthew Hertgen, 31, is accused of using a knife and golf club in the fatal attack on his brother Joseph, 26, at their apartment near Princeton University.

  • Matthew Hertgen, 31, has been charged with first-degree murder, weapons offenses, and animal cruelty by the Mercer County Prosecutor's Office.
  • The victim, Joseph Hertgen, 26, was found dead in their Princeton apartment on February 22, displaying signs of blunt force trauma and lacerations.
  • Authorities allege that both a knife and a golf club were used in the attack, which also resulted in the death of a pet cat in the residence.
  • Joseph Hertgen, a former University of Michigan soccer player and business school graduate, was pronounced dead at the scene, with an autopsy pending.
  • The brothers, both former college soccer players, grew up in Toms River, New Jersey, and had been standout athletes in high school.
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