Divers have retrieved the crashed AirAsia plane’s second black box from the bottom of the Java Sea, giving investigators the essential tools they need to start piecing together what brought Flight 8501 down.

Large eruptions of searing hot gas and debris led to the hasty evacuation of thousands of villagers from Mount Merapi’s slopes today – a day after they got the OK to go home – as authorities raised the volcano’s alert level to its highest status again.