The engine dispute at the heart of Go First's bankruptcy filing

Go Airlines (India) Ltd was granted bankruptcy protection on Wednesday, paving the way for the budget carrier to renegotiate debts and contracts after it grounded about half its fleet, claiming Pratt & Whitney engines were faulty.

Here are some details on the U.S. engine maker's geared turbofan (GTF) engines, which Go First says are at the heart of the crisis >>