Missing AirAsia flight QZ8501 live updates: 'Insufficient evidence' objects spotted in the sea are from missing plane, say officials

Ships and planes from four countries are searching the Java Sea

Indonesian Navy soldiers install maps showing the search area for the missing AirAsia flight, at Juanda Airport, in Surabaya, Indonesia (EPA)

There is "insufficient evidence" objects spotted in the sea by Australian planes searching for the missing AirAsia flight QZ8501 are linked to the aircraft, officials have reportedly said. According to AFP, the Indonesian vice president, Jusuf Kalla, said the area had been checked and search teams were unable to confirm what was reported. Other latest developments are:

• Officials have warned that the missing plane is probably at the 'bottom of the sea'

• The aerial search has been suspended for the night and will resume tomorrow

• The search is expanding to land in Kalimantan province as well as the Java Sea

• The captain's father said he last saw his son days before, at the funeral of another son

• Captain Iryanto's request to climb to 38,000 feet to avoid storm clouds was denied minutes before it disappeared

•  Jusuf Kalla, the Vice President of Indonesia, said "no sufficient evidence" could confirm that debris was found

• Oil slicks spotted on the surface of the water are being tested

• Some experts have said the pilot may have been flying too slowly

• A British businessman on board was travelling with his two-year-old daughter

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The missing jet was carrying 162 people and disappeared on Sunday morning whilst travelling from Indonesia to Singapore. The last contact was at 6.17am.

The search for the aircraft was expanded today with planes and ships from several countries taking part.

The Foreign Office has confirmed that a British national was on board the plane.