Slight correction, they turned off the stab trim and tried to manually re-trim the plane, but the aerodynamic loading on the stabilizer was so great that they c

Slight correction, they turned off the stab trim and tried to manually re-trim the plane, but the aerodynamic loading on the stabilizer was so great that they couldn't turn the trim wheel by hand. So, sadly, they re-engaged the stab trim and began to use the switches to trim up, but the MCAS came back 5 seconds later, trimmed down again, and flew them into the ground.