 Rushing to catch a flight, you might not be that far behind, actually, at Reagan National. I'm John Doman. A D.C. preschool. They put their own lives at risk. On the actions of staff when gunfire interrupts a walk with two-year-olds. I'm Mike Murillo. Former President Trump accepts the third Republican presidential nomination for the GOP. Nine o'clock. This is CBS News on the Hour, sponsored by O'Reilly Auto Parts.