Boeing grounds 777X fleet after test flight reveals damage to key engine part

Boeing is being forced to ground its entire test fleet of 777X jetliners after a test flight on Friday revealed damage to a key engine part.The test flight for the 777X — Boeing’s latest and most state-of-the-art commercial aircraft — is just the latest safety fail to dog the planemaker, which has endured years of increased regulatory scrutiny and reputation damage following a series of mishaps and crashes.During test flights in Hawaii on Friday, a 777X plane landed with damage to an important part that con ...