Crews at LaGuardia Airport are clearing the wreckage of an Air Canada plane that collided with a Port Authority fire truck, resulting in two pilot deaths and injuries to over 40 passengers and crew. The National Transportation Safety Board is investigating the incident, focusing on air traffic controller workload and the failure of the airport’s safety alert system. The crash has highlighted ongoing safety concerns at LaGuardia, with numerous past runway incursions, and has sparked criticism of Air Canada’s initial response to the tragedy.