US aerospace giant Boeing said Friday that a customer had canceled an order for 32 of its best-selling single-aisle 737 aircraft. In a weekly table on changes in orders and deliveries for commercial aircraft, Boeing reported 32 orders for the short-to-medium-range plane were canceled, leaving net orders for 737s so far this year at zero. The canceled order was placed before 2011 and the customer did not want to be identified, Boeing spokesman Doug Alder told AFP. The Chicago-based firm has taken 32 new orders for 737s in the year to date: Alaska Airlines, 15 planes; the US Navy, six;...