JOHN GLENN DURING MERCURY-ATLAS 6 PRE-FLIGHT TRAINING
Astronaut John Glenn, pilot of the Mercury Atlas 6 (MA-6) mission, participates in Mercury egress training during MA-6 preflight preparations. Glenn was the first American to orbit the globe. (UPI/File)
United Press International is a leading provider of news, photos and information to millions of readers around the globe via UPI.com and its licensing services.
With a history of reliable reporting dating back to 1907, today's UPI is a credible source for the most important stories of the day, continually updated - a one-stop site for U.S. and world news, as well as entertainment, trends, science, health and stunning photography. UPI also provides insightful reports on key topics of geopolitical importance, including energy and security.