The campaign for Kamala Harris piled onto Sen. J.D. Vance, over comments he made to rally-goers Thursday, in which he lamented that school shootings are a “fact of life.” “If these psychos are going to go after our kids we’ve got to be prepared for it,” Vance told MAGA supporters in Phoenix, according to The Associated Press. “We don’t have to like the reality that we live in, but it is the reality we live in. We’ve got to deal with it.” When he was asked by a journalist what could prevent school shootings, the Republican vice presidential nominee said stricter gun laws won’t help, but praised…