Former elite college soccer player who beat his brother to death with golf clubs found dead in his prison cell, report says

Matthew Hertgen (left), who beat his brother Joseph (right) to death with golf clubs at their New Jersey home, was found dead in his prison cell May 8 - (New Jersey Prosecutor's Office/University of Michigan)

A former Wesleyan University soccer player who was found not guilty by reason of insanity after brutally killing his younger brother in a gruesome attack has died in an apparent suicide inside his prison cell, according to reports.

Matthew Hertgen, 31, was found dead in his cell at the Mercer County Jail in New Jersey on May 8, the Mercer County Prosecutor’s Office confirmed to NJ.com. An official cause of death has not been released, and an autopsy report is pending.