Aerial refueling craft was eventually modified by Airspeed to Cobham's specification, for a non-stop flight from London to India, using in-flight refueling to extend the plane's flight duration. Meanwhile, in 1929, a group of U.S. Army Air Corps fliers, led by then Major Carl Spaatz, set an endurance record of over 150 hours with the "Question Mark" over Los Angeles. Between June 11 and July 4, 1930, the brothers John, Kenneth, Albert, and Walter Hunter set a new record of 553 hours 40 minutes over Chicago using two Stinson SM-1 Detroiters as refueler and receiver. Aerial refueling remained a very dangerous process
What About Us (The Saturdays song) spot on the UK Singles Chart. This became the band's first ever number-one single in the United Kingdom. For every one copy that Timberlake's "Mirrors" sold, The Saturdays sold two more copies of "What About Us". "What About Us" sold 114,000 copies in the first week of release, making it, at the time, the fastest selling single of 2013. The track sold 40,000 copies more than Timberlake, who was pushed back to number-two on the UK Singles Charts. The band said they were thrilled to be the UK's number-one with "What About Us". They went on to thanking their fans