Cmdr. Alan B. Shepard Jr. becomes the first Project Mercury astronaut to cross the space frontier. His flight in Freedom 7 lasts 15 minutes, 28 seconds, reaches an altitude of 116.5 miles, and ends 303.8 miles downrange.
The U.S. military struck three Iranian oil tankers on Sept. 5, as the Trump administration and Iran battle for control over the Strait of Hormuz.
