Charles Harrison was remembered by his former teacher as “respectful” and someone who “was always smiling” before his wife, Metallica Rose Harrison, allegedly killed him and their son, Tristan, during a family trip to the Great Wolf Lodge. Retired English teacher Kelli Krieger, who taught Charles, 36, when he attended Union-Endicott High School, told Lehigh Valley Live that he was a memorable student despite him last being in her class two decades ago. “Most high school boys did not want to write an essay, especially if they weren’t going to college,” Krieger said. “But Cha...