Health & Safety School shootings: It's hard to spot the warning signs. Prevention steps can help 5:21pm December 05, 2021 Mental Health Share URL copied to clipboard! Copyright 2021 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered National Remembering baseball writer Scott Miller by Scott Detrow World News Reporter's notebook: The difficulties of covering North Korea by Anthony Kuhn 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate