Moscow also launched deadly strikes against Ukraine overnight, sparking fires across the capital Kyiv.

Hundreds of homes and public buildings have been severely damaged with at least 53 people killed.

Officials say flash flooding may have swept away homes with people in them in worst-hit areas.

Dozens more are seriously injured after the tourist bus overturned in the early hours of Sunday morning.

Nearly 200 firefighters are trying to keep the two fires on Salamina apart, Greek media report.

The 55.6-metre (182ft) concrete figure is head-and-shoulders above Rio de Jaineiro's Christ the Redeemer.