crash investigation

Organization’s experts identify pilot’s ‘cascade’ of failures.

Investigation into fatal accident upon takeoff continues, with U.S. assistance on the way.

Accident leaves at least two people dead and sets over a dozen homes on fire.

Flight was more than 1,000 pounds over the maximum takeoff gross weight for known or forecast icing conditions, the agency said.

The aircraft’s pilot, a passenger, and a person on the ground were killed.