AA in talks to choose Citigroup over Barclays

An American Airlines Embraer E175LR (front), an American Airlines Boeing 737 (C) and an American Airlines Boeing 737 are seen…

Why do airlines like American strive to make engines last longer?

TULSA, Okla. — Parts and labor shortages. Delayed deliveries of new planes Boeing and Airbus. An engine recall. Premature repairs.…