Malaysia's acting Transport Minister Hishammuddin Hussein says that the challenge is no longer diplomatic, but technical and logistical.
The daily media briefing is underway in Malaysia.
09:37
Chinese President Xi Jinping has ordered "a special envoy to Kuala Lumpur to consult with Malaysia and deal with the matter of missing Malaysia Airlines Flight MH370", Xinhua news agency reports.
Najib Razak, Malaysian Prime Minister
tweets: "I offer my sincerest gratitude to military and civil personnel from Msia & around the world who are working day & night for #MH370."
TWEET Najib Razak, Malaysian Prime Minister
tweets: "The passengers, the crew, and their families are foremost in our thoughts and prayers. #MH370"
TWEET 09:23
Leisha Chi, BBC News, Kuala Lumpur
tweets: "Tune into @BBCWorld and @bbcworldservice for @aleithead exclusive interview with Malaysia Airlines CEO Ahmad Jauhari Yahya"
09:24
On Monday, a Chinese IL-76 search plane reported seeing "suspicious" square white objects in the southern Indian Ocean that could be debris. Here is a photo taken from the plane, showing an object in the sea.
09:22
The Australian Maritime Safety Authority (Amsa) said: "HMAS Success will return to the search area [on Wednesday] and conduct a surface sweep of an area identified on Monday afternoon by a Royal Australian Air Force P3 Orion as the location for several objects of interest."
09:18
Breaking News
The Australia Maritime Safety Authority (Amsa) says in a statement that the search and recovery operation for the missing Malaysia Airlines plane in the southern Indian Ocean will resume on Wednesday.
09:10
Malaysia's Ministry of Transport has written on its Facebook page: "Dear Indian Ocean, keep them safe, warm them, hug them, take away all fear, take good care of MH370 until we come to take them home."
09:08
British satellite telecommunications company Inmarsat has confirmed to Malaysia that flight MH370 was surely lost in the southern Indian Ocean, south-west of Australia. The BBC's science correspondent, Jonathan Amos, explains the cutting-edge methods in the search here.
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