U.S. may rely on aging U-2 spy planes longer than expected

Wars have come and gone. But for more than half a century, the CIA and U.S. military have relied on a skinny sinister-looking black jet to go deep behind enemy lines for vital intelligence-gathering missions.

The high-flying U-2 spy plane was first designed during the Eisenhower administration to breach the iron curtain and, as engineers said, snap "picture postcards for Ike" of hidden military strongholds in the Soviet Union.

And although the plane is perhaps best known for being shot down over the Soviet Union in 1960 and the subsequent capture of pilot Francis Gary Powers, the U-2 continues to play a critical role in national security today, hunting Al Qaeda forces in the Middle East. The aging cold warrior once slated for retirement in 2015 may fight on into the next decade.

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