2.5K views · 188 reactions | Only 3 more days until we debut the completed #777X flight test airplane! The 777X will be the largest, most efficient twin-engine jet in the world. Here's a look back to the first time it took a simulation flight. Check out more of the 777X journey here: bit.ly/reveal777X | The Boeing Company | Facebook

276K views · 2.8K shares | Our first #777X flight test airplane made its runway debut! Our teams performed a series of low-speed taxi tests, marking the first time this plane moved on its own power. This is one of many tests before the 777X takes to the skies later this year. | The Boeing Company | Facebook

Boeing 777x test flight at king county airport  #micma #Planes #aviation #fblifestyle | Mich Mwakapiki | Facebook