This NPR News Now episode covers a deadly school shooting in Bend, Oregon, where a parent helped stop the attacker, and the Norte Fire in Southern California that has burned homes amid hot, windy weather. It also reports on planned protests in France linking student demonstrations with the Yellow Vest movement, and details Wall Street’s decline driven by concerns over AI and tech stocks. Additionally, the broadcast highlights severe flooding in South America caused by El Nino and discusses new research on the psychological barriers to returning to sports after ACL surgery.