A school building stands behind a tree with an American flag and crime scene tape at Robb Elementary School in Uvalde, Texas Monday, May 30, 2022. On May 24, 2022, an 18-year-old entered the school and fatally shot several children and teachers. (AP Photo/Jae C. Hong)
Jessica Salfia of Spring Mills High School smiles after being named the Teacher of the Year in Berkeley County on June 21, 2016, at a ceremony in Hedgesville, W.Va. Salfia said teachers think about the risks every day from school violence, adding to their stress and daunting responsibilities of their jobs. (Colleen McGrath/The Herald-Mail via AP)
CHARLESTON, W.Va. — Teacher Jessica Salfia was putting up graduation balloons last month at her West Virginia high school when two of them popped, setting off panic in a crowded hallway between classes.