A Papua New Guinean airliner sank in waters off the Federated States of Micronesia in the central Pacific on Friday after crash-landing short of a runway, but all passengers and crew on board were confirmed safe.Air Niugini said in a statement the Boeing 737-800 "landed short" of the runway at Weno airport in Chuuk while landing. A spokesperson of the airline had earlier said the plane was attempting to take off but ended up going off the runway.It is unclear what caused the incident. The airline said all those on board were able to safely evacuate the aircraft.Bill Jaynes, one of the passe…READ FULL ARTICLE