Overview
- FBI agents arrested John Aaron Gass, 35, at his Hyattsville, Maryland, home on Dec. 11, and a federal complaint was unsealed on Dec. 12.
- Prosecutors say the District of Columbia International School history teacher abused a 16-year-old student beginning in spring 2025.
- Charging documents allege he climbed through the girl's bedroom window at night to sexually abuse her and recorded the encounters, at least twice using her phone.
- Investigators report videos in the case bear timestamps as recent as Nov. 9.
- The FBI Child Exploitation and Human Trafficking Task Force is investigating, Assistant U.S. Attorney Rachel Bohlen is prosecuting under Project Safe Childhood, and the school says he no longer works there.