American hero, former NASA astronaut and United States Senator, John Glenn, delivers the keynote speech during the Welcome Discovery Ceremony at the Smithsonian's Udvar-Hazy National Air and Space Museum's annex on April 19, 2012.

Click photo to advance to next picture

American hero, former NASA astronaut and United States Senator, John Glenn, delivers the keynote speech during the Welcome Discovery Ceremony at the Smithsonian's Udvar-Hazy National Air and Space Museum's annex on April 19, 2012.

© Mike Lynaugh