The families of four passengers who died in the accident involving Air India Flight 171 have launched a class action lawsuit against planemaker Boeing, along with Honeywell, citing negligence and a faulty fuel cutoff switch for the accident. The aircraft’s fuel switches have become a focus for investigators after a preliminary inquiry found that fuel to both engines was cut off just moments after the plane left the ground. While the FAA urged in 2018 that operators inspect the fuel switches’ locking mechanism to ensure that it could not be accidentally moved, thereby cutting off fuel supply. By putting the switch directly behind the aircraft’s thrust levers, “Boeing effectively guaranteed that normal cockpit activity could result in inadvertent fuel cut-off,” the complaints documents state. “What did Honeywell and Boeing do to prevent the inevitable catastrophe?