A Lithonia High School teacher has been placed on administrative leave as DeKalb County school officials investigate allegations that she was seen vaping in her classroom filled with students. Video footage of the incident, captured by students, has been shared on social media, according to parents who spoke with On Common Ground News(ocgnews.com) today. The video shows Mrs. A. King, who teaches business classes and oversees the school’s Future Business Leaders of America (FBLA) program, vaping as she stands before the classroom.