Frances McLaughlin-Gill / Condé Nast Archive / Corbis
George H. W. Bush with his wife, Barbara, and their children Pauline and George W. Bush
Steve Helber, File / AP
A Navy X-47B drone is launched off the nuclear powered aircraft carrier USS George H. W. Bush off the coast of Virginia, in this May 14, 2013 file photo
Diana Walker / Time & Life Pictures / Getty Images
President George H. W. Bush, September 26, 1992.
AFP / GETTY
Congressman George H. W. Bush together with his son, George W. Bush in 1968, as the younger president-to-be enters the Texas Air National Guard as 2nd Lieutenant
Dave Einsel / Getty
A new biometric scanner at George H. W. Bush Intercontinental Airport, Houston, Texas.
Jae C. Hong / AP; Lee Celano / AP
Barack Obama and Dennis Ross, a former negotiator on Israeli-Palestinian issues for Presidents George H. W. Bush and Bill Clinton.