President Trump and several cabinet members were safely rushed from the event in Washington, D.C. after several loud sounds were heard. The Secret Service said one person was in custody.

Steve O'Donnell was introduced as the sanctioning body's chief executive officer at Talladega Superspeedway on Saturday and vowed to "make some moves" that will return the storied racing series to its roots.

Covering the Artemis II mission was a dream assignment for one NPR science correspondent.