There have been cases of a very small number of survivors in very serious accidents, but it is "very rare" for there to be only one, a professor told Newsweek.

The head of Boeing Commercial Airplanes, Stephanie Pope, met the chairman of Air India on Monday in India, two sources said, as the companies seek to find the cause of last week's fatal crash involving a Boeing 787 Dreamliner.

AHMEDABAD (Reuters) -Lawrence Christian had flown to India to bury his father. A fortnight later, his family is now waiting to bury him. Christian, 30, worked in Britain and was one of the passengers on the Air India Boeing 787-8 Dreamliner bound for London that crashed last week with 242 people on board, seconds after taking off from Ahmedabad.