A Chilean-born nurse has been named as among the four people who were killed in a plane crash at London Southend Airport.Maria Fernanda Rojaz Ortiz, 31, a German citizen born in Chile, was reportedly on her first day as a flight nurse on board the small aircraft when it came down after take-off on Sunday afternoon.

Witnesses said in the moments before the crash they saw the pilots of the private medical aircraft waving to children as they prepared to leave the Essex airport

A witness who was at the airport with his family said he saw a “big fireball” after the plane “crashed head first into the ground.”