Former first lady Barbara Bush, far right, and former President George H.W. Bush sit with Mikhail Gorbachev, former leader of the Soviet Union, his daughter, Irina  Virganskaya and Pavel Palazhchenko before having lunch together Thursday, Nov. 1, 2012, in Houston. Mrs. Bush is looking at photos of Virganskaya's children on her iPhone. Photo: Brett Coomer, Houston Chronicle / © 2012 Houston Chronicle
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