Press conference / INMARSAT data / last radio call
Further clarification today from the Malaysian authorities that the data came in from INMARSAT but was sent to and from the US and the investigation team twice for further processing and then corroborated by the UK's AAIB.
SAR assets were dispatched to both corridors immediately they concluded that analysis. So explaining timescales over which they got it, processed it, and announced conclusions from it.
They've also just re-confirmed their belief that the first officer made the "All right, good night" call.