Indonesian authorities have intensified efforts to find dozens of people missing a day after the Virgo Transport 8 ferry overturned in the Java Sea Officials say more than 600 rescuers battle stormy seas in search for missing people. Key points and original sources are listed below.

• Indonesian authorities have intensified efforts to find dozens of people missing a day after the Virgo Transport 8 ferry overturned in the Java SeaS1

• Officials say more than 600 rescuers battle stormy seas in search for missing people.S2