Scott Mayerowitz

U.S. airlines are looking to serve Cuba primarily from their large hub cities, with Havana being the most popular destination.

Delta Air Lines had a major change of heart about shipping hunting trophies, announcing Monday afternoon that it would no longer accept lion, leopard, elephant, rhinoceros and buffalo trophies.

All United Continental flights in the U.S. have been grounded due to computer problems. United said Wednesday that it is working to resolve the problems, which are related to "network connectivity." It is the second time in two months that the carrier has been hit by major technical issues.

Following the intentional crashing of Germanwings Flight 9525 by the co-pilot, a long-running debate over autonomous jets is resurfacing. At the very least, some have suggested allowing authorities on the ground to take control of a plane if there is a rogue pilot in the cockpit.