When teacher Abigail Zwerner was shot by a 6-year-old student at Richneck Elementary School in early January, it was a “workplace injury” that arose from her job as a teacher, lawyers for the Newport News School Board contend in a new filing. But the board’s raising of the worker’s compensation issue was not a surprise to lawyers following the case, and Zwerner’s attorneys appeared to allude to the likelihood of such a defense in their “notice of claim” before the lawsuit was even filed. ”It’s not immediately clear when the response from Zwerner’s attorneys is due