The 57-year-old security guard charged with having sex with a 17-year-old Richard Montgomery High School student bought the girl gifts and told the girl he loved her, according to charging documents in the case. Mark Christopher Yantsos of Rockville bought the girl Ugg boots, a North Face jacket, a diamond pendant necklace for Christmas, a … Continue reading UPDATE: Security Chief Told Teen He Loved Her, Gave Her Gifts, Court Records Say