YUCAIPA, Calif. (KABC) -- A substitute teacher and former coach at Yucaipa High School was arrested on suspicion of having a sexual relationship with a student, authorities said.
On Aug. 31, staff at the high school were alerted to allegations of a student having an inappropriate relationship with an employee of the Yucaipa-Calimesa Joint Unified School District. The school reported the allegations to the sheriff's department and the San Bernardino County Children and Family Services.
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Detectives launched an investigation, gathered evidence and conducted numerous interviews. They learned the suspect, 26-year-old Yucaipa resident Trevor Jack Trathen, allegedly participated in illegal sexual conduct with the victim between February and March 2014.
At the time of the crime, authorities said Trathen was a coach at the high school and met the victim when she was a student.
During the investigation, Trathen was a substitute teacher for the school and has since been removed from the substitute system.
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Trathen was arrested on Saturday around midnight and booked into the sheriff's Central Detention Center on suspicion of oral copulation with a minor 14 years of age and penetration with a foreign object on a minor 14 years of age. He is being held on $200,000 bail.
Authorities believe there may be additional victims.
Trevor Jack Trathen, 26, of Yucaipa, is shown in a mugshot. (KABC)