Airlines around the world are beginning to ground their 777 fleets operating with certain Pratt & Whitney PW4000 engines following an uncontained engine failure on a United flight this weekend. Debris from the impacted engine fell in locations across Denver, creating an extremely high injury risk. Boeing has now recommended that 128 of its 777s be grounded for inspection due to the incident.
This is a companion discussion topic for the original entry at https://simpleflying.com/boeing-recommends-grounding-some-777s-after-united-engine-failure/