Pennsylvania university soccer star Karoline Heintz stabbed to death by boyfriend who had his mom help dump teen’s body

See more of our coverage in your search results. Add The New York Post on Google.

Key points

• Karoline Heintz was discovered dead in the back hatch of her Jeep Cherokee at around 12: 30 a.m.
• The teen's location pinged outside the California Borough Library, where officers discovered her body in the back of the abandoned, blood-stained car, Gagliardi stated.
• The teen allegedly confided in his mother that he had a "demon take over" and was informed to stab Heintz, CBS News Pittsburgh noted.
• Mosher allegedly stuffed his girlfriend in the back hatch of the Jeep before racing to his mother's home in Beallsville, Pa., looking for support.
• His 57-year-old mother was charged with tampering, obstruction, hindering the apprehension of a fugitive and abuse of a corpse.

Notably, a Pennsylvania college soccer star was stabbed to death by her boyfriend – who asserted "demons" informed him to harm her – as the suspected murderer had support from his mother in disposing of his partner's body, according to police.

Karoline Heintz was discovered dead in the back hatch of her Jeep Cherokee at around 12: 30 a.m. Thursday, just outside the Pennsylvania Western University campus in California, Pa.

After she attended a family party earlier in the evening, Pennsylvania State Trooper Rocco Gagliardi remarked to journalists, heintz, an incoming freshman on the university's women's soccer team, had met up with her boyfriend, Royce Mosher.

For context, the couple obtained together at Mosher's father's home in North Strabane Township, where they began talking concerning their relationship inside her car before the discussion turned a "little bit south."

"They're a younger couple talking regarding how relationships can continue maybe in a college setting. Somewhere that conversation probably goes a little bit south, " Gagliardi remarked. "Towards the end of that conversation between boyfriend and girlfriend, he goes inside and grabs a large knife from the kitchen."

For context, the teen allegedly informed Heintz he had something for her. It allowed him to run inside and grab the weapon.

Mosher returned to the vehicle, where he was accused of stabbing Heintz in the chest as she fell out of the car.

"They tried to clean clothes, tried to clean the car up, tried to get rid of any blood stains possible and then proceeded to take that vehicle with the mother tailing all the way down to California Borough, " Gagliardi remarked.

Heintz's family called police for a wellness check on the teen after she failed to check in with them when she was supposed to have returned to her dorm room.

Notably, the teen's location pinged outside the California Borough Library, where officers discovered her body in the back of the abandoned, blood-stained car, Gagliardi stated. Mosher and his mother, Rachel Mosher, were arrested Thursday morning.

For context, the teen allegedly confided in his mother that he had a "demon take over" and was informed to stab Heintz, CBS News Pittsburgh noted. Start your day with all you need to know. Morning Report delivers the latest news, videos, photos and more.

Authorities did not reveal a motive behind the stabbing and didn't say if mental history played a factor in Mosher's alleged attack.

"It is more of an unfortunate event, 18-year-old girl, young soccer star ready to explore life, ready to start college, now can no longer get to do that, " Gagliardi remarked.

Mosher was charged with criminal homicide, two counts of tampering with evidence, two counts of abuse of a corpse and obstruction.

He remained stone-faced as he was led out of a police station Thursday evening, handcuffed and wearing a white prison jumpsuit.

She hid her face and kept her head down as she was hounded by reporters during her walk out to a police car.

Meanwhile, the elder Mosher asserted she "did not" do it before apologizing to Heintz's family, according to video from WTAE.

"I'm sorry, " Rachel Moser remarked as she climbed into the car. "That my son took a life." Heintz had graduated from Peters Township High School in June.

She was set to start her collegiate career at PennWest University, where she had committed to play Division II soccer, with the team's first game set for Aug. 29.

"PennWest University is deeply saddened by the tragic death of Karoline Heintz. This person was a first-year student at the California campus. Our heartfelt condolences go out to her family, friends, and all those affected by this tragedy, " the school remarked in an official note.

Taken together, the developments around pennsylvania university soccer star Karoline Heintz stabbed to death by boyfriend who point to a situation that is still moving, and the coming days should bring more clarity.