Without any confirmed sighting, the mystery of what happened to MH370 is very much unresolved. So what happens next? In Pic :Najib Razak delivers his statement on the missing Malaysia Airlines flight MH370 in Kuala Lumpur. Photograph: Mohd Rasfan /AFP/Getty Images The announcement by Malaysian prime minister Najib Razak that MH370 is assumed to have crashed into the southern Indian ocean, with no survivors, had a degree of finality to […]