FILE - In this June 18,1973 file photo, Soviet leader Leonid I. Brezhnev, left, whispers in the ear of President Richard M. Nixon as the two leaders stand on a balcony at the White House in ... more 
FILE - In this June 18,1973 file photo, Soviet leader Leonid I. Brezhnev, left, whispers in the ear of President Richard M. Nixon as the two leaders stand on a balcony at the White House in Washington. The meeting was the only summit ever recorded on an American presidential taping system. The last 340 hours of tapes from Nixon's White House were released Wednesday, Aug. 21, 2013, along with more than 140,000 pages of text materials. (AP Photo/File) less 
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Associated Press | Photo By File
Wed, Aug 21, 2013 7:09 PM EDT