Joan Schweighardt 
Virtual Silence [EPUB ebook] 

Ginny, Sharon, Terri, and Bev are all senior honor students in high school in a rural community in upstate New York. They hardly ever cut school, but on the day that they dodriving south to New Jerseythey find themselves in the wrong spot at the wrong time as an unemployed loner goes on a shooting spree. Those who return home face the nearly impossible task of making sense not only of the act, but of their own lives.