“Carriers’ stocks have tanked in response. Warren Buffett recently revealed that Berkshire BRK.A, -1.37% had sold off all of its holdings in the airline sector, including stock in Delta DAL, -6.99%, American Airlines AAL, -6.94% and Southwest LUV, -5.76%. Boeing BA, -3.21% Chief Executive David Calhoun suggested that a major airline will “most likely” go under… Continue Reading…