Days after the school shooting in Uvalde, Texas, staffers at Men as Peacemakers, a Minnesota group that works with students to break down gender stereotypes and reduce violence, checked in with participants to see how they were feeling. The students, who were mostly white, mirroring the state’s demographics, talked about lockdown drills they had practiced in school, but their responses were not very emotional, said Serrano Robinson, the group's youth restorative program coordinator. The mass shooting at Robb Elementary School on May 24 that left 19 children and two teachers dead “sadly seemed kind of normal” to them, he said....