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,
US Airways de Janeiro which was discontinued in early 2015. In 2009, US Airways and Delta reached an agreement to exchange landing/takeoff slots at both LaGuardia Airport and Ronald Reagan Washington National Airport. US Airways also planned to receive additional route authority to São Paulo from Delta as a result of this transaction. Service to São Paulo from its Charlotte hub was discontinued on October 1, 2014. On November 21, 2012, the airline was awarded a landing slot at London Heathrow Airport in order to operate nonstop flights between Charlotte and London Heathrow Airport. The new service was to complement the airline's