United States===National Transportation Safety Board

The United States===National Transportation Safety Board (NTSB) is advocating for stronger aviation safety reforms, specifically the mandatory implementation of ADS-B In systems. The NTSB Chairwoman Jennifer Homendy criticizes the House bill for being 'watered-down' and not fully addressing their recommendations, which could lead to future tragedies.

The United States===National Transportation Safety Board (NTSB) is currently operating with fewer members following the dismissal of Todd Inman, despite having over 1,000 cases under investigation. This event could potentially impact the NTSB's operational efficiency and public perception.

The United States===National Transportation Safety Board released a preliminary report on the helicopter crash, indicating a mechanical problem with the main rotor. They are conducting an ongoing investigation to determine the definitive cause.

The United States===National Transportation Safety Board is investigating the cause of the plane crash, focusing on factors like the snowstorm and potential ice accumulation on the wings.

The United States===National Transportation Safety Board is investigating the helicopter crash to determine its cause, with four investigators dispatched to the scene.