Plane crashes in Dubai killing three Britons, one South African

A small plane crashed south of Dubai airport killing three Britons and one South African, the Dubai Civil Aviation Authority said in a statement on Thursday.

The four-seat plane, a DA42 registered in the United Kingdom, was on a mission to calibrate terrestrial navigation systems at the airport, Reuters reported citing the statement.

An investigation is underway. Air traffic at the airport has returned to normal, it said.