Jim Cramer says Buffett's sale of airline stocks makes him 'very concerned about the near term'CNBC • 05/04/20
Warren Buffett Dumps Berkshire Hathaway's Airline Stocks, but I'm Not SellingThe Motley Fool • 05/03/20
Delta Apparel, Inc. (DLA) CEO Bob Humphreys on Q2 2020 Results - Earnings Call TranscriptSeeking Alpha • 05/03/20
Warren Buffett dumps US airline stocks, saying 'world has changed' after Covid-19The Guardian • 05/03/20
Warren Buffett says Berkshire sold its entire position in airlines because of the coronavirusCNBC • 05/02/20