MISSOULA, Mont. -

Missoula County Sheriff’s officials report a 15-year-old boy has been arrested for allegedly forcing a 7-year old boy to engage in sexual intercourse.

Officials tell us the alleged assault happened Thursday night.

Officials say the 7-year-old boy was taken to the hospital.

We are told the 15-year-old suspect was already on supervised release for another crime.

Investigators tell us the suspect is in custody and appeared in court today.