The Air Force’s demonstration fliers, the Thunderbirds, practicing at the end of their 40th yea …

The Air Force's demonstration fliers, the Thunderbirds, practicing at the end of their 40th yea ...

The Air Force’s demonstration fliers, the Thunderbirds, practicing at the end of their 40th year on Nov. 19, 1997. On Monday, Nov. 22, the Thunderbirds began their 1994 season with three new F-15 pilots. (Gary Thompson/Las Vegas Review-Journal)