The captain goes down with the ship concept has been explicitly extended in law to the pilot in command of an aircraft, in the form of laws stating that he "[has] final authority and responsibility for the operation and safety of the flight." Jurisprudence has explicitly interpreted this by analogy with the captain of a sea vessel. This is particularly relevant when an aircraft is forced to ditch in the ocean and becomes a floating vessel that will almost certainly sink. For example, following the crash of US Airways Flight 1549 into the Hudson River, pilot Chesley Sullenberger was the last person to exit the partially-submerged aircraft,
2009 Hudson River mid-air collision corridor; monitoring and announcing on the area Common Traffic Advisory Frequency; and travelling along the west shore when southbound and along the east shore when northbound. Pilots will be required to have appropriate charts available, and to familiarize themselves with the applicable rules before flying in the corridor. Additionally, pilot training courses for both transient pilots and charter helicopter pilots will be developed. An implementation timeline was not initially announced. The FAA instituted new rules for the Hudson River corridor beginning November 19, 2009, establishing three air traffic zones. Under , planes and helicopters for sightseeing and lingering would be