"Pilots' Quick Actions Saved Lives, Says Air Canada Passenger at Emergency Exit"

Collision: Flight 8646 hit a fire truck on the runway, killing both pilots and injuring about 40 people.

TATC Error: A controller was heard saying "I messed up" after directing the truck onto the runway.

Passenger Heroism: Nurse Rebecca Liquori opened the emergency exit and helped passengers evacuate quickly.

Pilots Praised: Passengers credited the pilots' last-second braking with saving 72 lives on board.

Investigation Launched: FAA and NTSB are investigating the rare fatal accident at LaGuardia Airport.