Unfortunately, the U.S. Air Force has had some serious and even deadly accidents in its history. This is considered the worst ...

There was no immediate word on what caused the crash, one of at least two in recent history ... crashes in the U.S. in the past 20 years, including what caused them. From the mid-air collision ...

The CEO of Delta Air Lines said incidents in Washington DC and Toronto had ‘caused a lot of shock among consumers’ which has had a knock-on effect on revenue ...