A Malaysia Airlines Boeing 777-200ER taking off from Narita Airport near Tokyo, Japan, April 2013
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Missing Malaysia Airlines plane: Theories explained

19 March 2014 Last updated at 01:26 GMT

The disappearance of Malaysia Airlines' missing Boeing 777 has led to various theories about what happened.

Krupa Padhy takes a look at some of the theories about what might have happened on board.