WASHINGTON, July 15 (Reuters) - The driver of a Tesla (TSLA.O), opens new tab Model 3 that killed a 76-year-old woman when it ploughed into her home at high speed in Katy, Texas in June had overridden the vehicle's advanced driver assistance system, the National Transportation Safety Board said on Wednesday. The 44-year-old driver had engaged Full Self Driving (FSD) (Supervised) and manually overrode FSD by fully depressing the accelerator pedal and the 2025 model vehicle's speed was greater than 70 mph (113 kph) when the crash occurred, the NTSB said, citing electronic data recovered from the vehicle.