The Air Accidents Investigation Branch (AAIB) of the United Kingdom notified the NTSB of an incident involving a Boeing 777, registration GY-MMU, which took place on July 03, 2019, in London, UK. There were no injuries reported in connection with this event.
No fatalities
3 Jul 2019: BOEING 777 — British Airways — London, United Kingdom
On 3 Jul 2019, a BOEING 777 operated by British Airways was involved in an aviation accident near London, United Kingdom. No fatalities were reported. Investigators recorded the probable cause as: No probable cause was identified in the provided source material. This summary draws on records from NTSB; 17 related events involving the same aircraft type or operator are linked below.

The NTSB is assisting the UK's AAIB in an investigation regarding a Boeing 777 incident that occurred in July 2019.
Probable cause
No probable cause was identified in the provided source material.