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
Family of Barack Obama daughter and at least four sons in addition to Barack II. Aunt of U.S. President Barack Obama and younger sister of his father, born to Hussein Onyango and second wife Habiba Akumu Obama. She is the sole surviving full sibling of Barack Obama Sr. Sarah Onyango Obama was the third wife of Obama's paternal grandfather. She is known for short as Sarah Obama; she is sometimes referred to as Sarah Ogwel, Sarah Hussein Obama, or Sarah Anyango Obama. She lives in Nyang'oma Kogelo village, 30 miles west of western Kenya's main town, Kisumu, on the edge of Lake Victoria. (She