Boeing C-137 Stratoliner procurement of the Boeing 707 was very limited, amounting to three Model 707-153s designated VC-137A. When delivered in 1959 these had four 13,500 lb (6123 kg) dry thrust Pratt & Whitney J57 (JT3C6) turbojets; when subsequently re-engined with 18,000 lbf (80.1 kN) dry thrust TF33-P-5 (JT3D) turbofans they were redesignated VC-137B. Only one other variant served with the USAF: this was the VC-137C "Air Force One" presidential transport, the two examples of which were Model 707-320B Intercontinentals with specialized interior furnishings and advanced communications equipment. Two further non-presidential C-137C aircraft were later added. To supplement its VC-137s, the USAF converted
Barack Obama citizenship conspiracy theories "Barry" rather than "Barack"; and that Barack Obama Sr. was not his biological father, as well as the rumor that Barack Obama was not a natural-born citizen. In August 2008, Philip J. Berg, a former member of the Democratic State Committee of Pennsylvania, brought an unsuccessful lawsuit against Obama, which alleged "that Obama was born in Mombasa, Kenya." In October 2008, an NPR article referred to "Kenyan-born Sen. Barack Obama." Also that month, anonymous e-mails circulated claiming that the Associated Press (AP) had reported Obama was "Kenyan-Born". The claims were based on an AP story that had appeared five years