Cox Mill H.S. teacher charged with indecent liberties with student 11/15/2017 12:53 pm PST Comments WSOC via WSOC CONCORD, N.C. -- (WSOC) -- A high school teacher has been arrested in Concord, accused of having an inappropriate relationship with a student, according to police. Concord police were tipped off Monday about the relationship between a 17-year-old student and 23-year-old Katherine Ridenhour, a teacher at Cox Mill High School. Further investigation corroborated the allegations that Ridenhour was engaged in a consensual relationship with the student, detectives said. Ridenhour was arrested and charged with two counts of indecent liberties with a student. She will appear in court Thursday morning. FULL STORY: Cox Mill HS teacher charged with indecent liberties with student - WSOC #NorthCarolina #WSOC Waiting for your permission to load facebook comments.