Deadly earthquake strikes Indonesian island of Java

Reports of casualties and collapsed buildings after quake hits Jakarta and other cities on country's most populous island

A strong earthquake has struck the Indonesian capital and other cities on the country's most populous island, Java, killing an unknown number of people.

There were reports of collapsed buildings, and authorities issued a tsunami warning for parts of Java's coastline after the quake struck just before midnight (1700 GMT) on Friday. People ran into the street in panic in many areas and Indonesian television showed heavy traffic on roads as people fled coastal areas.