It included the black box flight recorder, the fuselage with the engines and rotor gearbox attached, the separated rotor head with the main rotor blades still attached, and the separated tail.

BBC: Crash report urges safety checks

Pilots say those stalls are particularly insidious because pilots cannot see the tail wings and because the recovery procedure is the opposite of a main-wing stall -- tail-wing stalls generally are overcome by raising the plane's nose.

CNN: Source: Wrong move possibly made before Buffalo plane crash