It's time to summarize again.
* All transponders were lost or shut down in the middle of Gulf of Thailand, at N6.92 E103.58, at 1:20 local time.
* No debris related to the plane were found anywhere near the spot.
* Shortly thereafter (~1:45), multiple witnesses saw a large plane flying at low altitude above Kota Bharu, 90 NM southwest of last known location.
* Shortly after that (~2:15), Malaysian air force reports tracking an unidentified radar target at FL295 in Malacca Strait off the coast of Phuket, 320 NM west-northwest of last known location.
* We know about a report by a Kiwi rig worker who saw a burning plane. He is unsure about the range, but his observation puts the plane roughly at N8.3 E107.5, or 250 NM east-northeast of last known location.
* Chinese satellites picked up large floating objects at N6.7 E105.63, or 120 NM east-southeast of last known location.