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
Protests against the Sri Lankan Civil War in Canada stop the "bloodbath" and to stop the use of human-shields Toronto's Sinhalese community set up a counter-demonstration, condemning the Tamil protesters. The anti-Tamil protests blamed the Tamils to be "terrorists" and flew a private airplane with a banner attached to it reading "Protect Canada – Stop the Tamil Tigers", circling Queen's Park for some time. After the march from Queen's Park, protests continued in front of the Consulate of the United States in Toronto, even after Sri Lankan president Mahinda Rajapakse declared a victory over the LTTE on 17 May, which officially marked the end of the Sri Lankan Civil