The pilots failed Agree_or_refuse_to_act to switch Change_tool on the engines ' internal ice protection systems , used Using reverse thrust in a snowstorm prior to takeoff Self_motion , tried to use Using the jet exhaust of a plane in front of them to melt their ice , and failed Earnings_and_losses to abort Process_end the takeoff Motion even after detecting Check a power problem while taxiing and seeing Perception_active ice and snow buildup Cause_change_of_position_on_a_scale on the wings .

In a move that is still discussed Communication in military circles , the field commanders advised Convincing President Carter to abort the mission , which he did .

Among the findings contained Containing in the final investigation Criminal_investigation report Reporting was that the crew continued the approach Arriving in adverse Influence weather conditions beyond the point at which the approved Preventing_or_letting procedure would have required to abort Process_end the landing .