SPARTANBURG COUNTY, S.C. —An Upstate high school teacher is accused of sexual battery after flirting on Facetime led to sexual encounters with a 16-year-old boy in October 2014, according to police incident reports. Greenville man sexually assaulted... Teen faces felony charges for... Former USC exchange student in... Hundreds pray for fallen Officer Jacobs Sheriff: Arrest made in child sex... Police said they were tipped off that Alexandra McClure, who teaches Spanish at Byrnes High School, was sexually involved with a student. Lyman police said they called in the 16-year-old for an interview. They said the teen told them he flirted with McClure when he was in her Spanish class. He said he left his number on her desk, and she texted him a few days later. He said they then connected on Facebook, and he took a screenshot of her topless. The teen said McClure texted him on the night of the Byrnes-J.L. Mann football game to come to her house. He said when he did, she performed a sex act on him. He said there were two other similar sexual encounters. Investigators said the school administration recently became aware of the sexual encounters, they investigated the allegations. McClure was arrested Wednesday afternoon and charged with three counts of sexual battery with a student. Prior to the arrest, school officials sent out a release saying: “The administration at Byrnes High School was informed of allegations of inappropriate contact between a female teacher and male students. “Before administrators could complete the investigation, the teacher resigned her position with the district. As required under South Carolina law, the matter has been turned over to law enforcement and the South Carolina Department of Education for further investigation.” Investigators have not yet released information regarding any other students being involved.