Who will lead the investigation into the Delta jet crash at Toronto Pearson Airport?

The investigation into the Delta regional jet crash at Toronto Pearson Airport will be led by Canadian authorities. According to the transcript, the investigation into what happened exactly is just getting underway under Canadian leadership. This crash involved a Delta regional jet with 80 passengers that flipped upside down during severe weather conditions, including 40 mph winds and icy surfaces. Despite the severity of the accident, all passengers miraculously survived, though 21 required hospitalization.