Malaysian police are investigating a flight engineer who was among the passengers on the missing plane as they focus on the pilots and anyone else on board who had technical flying knowledge.
Changes in information, miscommunication and speculation compound the search for Malaysia Airlines jet which vanished with 239 on board.
Malaysian investigators are trawling through the backgrounds of the pilots, crew and ground staff for clues as to why someone on board flew it perhaps thousands of miles off course.
House of Catain Zaharie Ahmad Shah, the pilot of missing plane, is located in Laman Seri, a community in Kuala Lumpur's suburbs in Malaysia, where villas are worth millions of Malaysian ringgits.
Latest information that someone deliberately disabled the transponder and changed the route of the missing Malaysia Airlines flight MH370 means the passengers could still be alive.
China Saturday urged Malaysia to continue providing it with "thorough and exact information" about the missing flight MH370.
More than 180 hours after Malaysia Airlines Flight MH370 disappeared from radar and triggered an unprecedented multinational search mission, the heart-wrenching suspense took a dramatic turn Saturday.
A Malaysian official was quoted as saying that investigators have concluded that missing Malaysia Airlines Flight MH370 was hijacked.
Analysis of data by the US and Malaysian governments calculates MH370 likely crashed either in the Bay of Bengal or elsewhere in the Indian Ocean, according to CNN report.
Members of Japan's Air Self-Defense Force (ASDF) work on a C-130 Hercules transport plane in the search for the missing Malaysia Airlines Boeing 777-200 plane.
Military radar-tracking evidence suggests the missing MH370 jet was deliberately flown across the Malay peninsula towards the Andaman Islands.
Malaysia Airlines publishes detailed records of the missing flight's emergency response covering the seven-hour period after its disappearance from the radar.