A focus on the Boeing 787’s fuel switches in a preliminary assessment raised questions about the pilots’ actions, but much is still unknown about Flight 171.

By Allison Lampert and Aditya Kalra (Reuters) -A preliminary report into the Air India crash that killed 260 people last month showed three seconds after taking off, the plane's engines fuel cutoff switches almost simultaneously flipped from run to cutoff,

The two engines on the Air India flight shut down within one second of each other before the Boeing 787 Dreamliner crashed last month in Ahmedabad, India, killing at least 260 people, according to a preliminary report released Friday.