The Wall Street Journal: American Airlines trims some flights to relieve potential strain on operationsMarket Watch • 06/20/21
American Airlines has canceled hundreds of flights due to staffing shortages and maintenance issuesBusiness Insider • 06/20/21
American Airlines and Virgin Atlantic order electric air taxis from UK startupCNN Business • 06/11/21
Air Taxi Start-Up Vertical Aerospace to Go Public With Funding From American Airlines, OthersThe Motley Fool • 06/10/21
American Airlines Group, Inc. (AAL) Annual Bernstein Strategic Decisions Conference (Transcript)Seeking Alpha • 06/03/21