Air Canada Express CRJ900 collides with fire truck on LaGuardia runway; cockpit sheared off, two pilots killed
An Air Canada Express CRJ900 operated by Jazz Aviation, carrying 76 people as flight AC‑8646 from Montreal, struck a fire truck on Runway 4 at New York LaGuardia late Sunday after landing. The collision sheared off the aircraft's nose, killed both pilots, prompted a mass‑casualty declaration and closed the airport for investigation.