By Vassia Barba A year after she was shot by her 6-year-old student in a Virginia classroom, former teacher Abby Zwerner said she still worries about the other children who saw it happen, and wonders how they’re faring. Wounded by a bullet that struck her hand and chest and punctured a lung, Zwerner rushed the other first-graders into the hallway before she collapsed in the elementary school’s office. “I hope that they are enjoying school, enjoying their second-grade year,” Zwerner, 26, told The Virginian-Pilot newspaper. “I hope that they’re still kind to their classmates, kind to teachers. I…