Klitschko reports several explosions in Kyiv

Kyiv Mayor Vitali Klitschko has said that several explosions were heard in the Ukrainian capital.

He said this in a post on the messaging app Telegram, Ukrinform reports.

"Several explosions in the capital," the post reads.

The mayor did not disclose additional information.

Later, he warned about possible power outages. "Charge your phones and other devices. Stock up on water," Klitschko said.

Early on December 29, Russian troops attacked Ukraine from various directions with cruise missiles fired from strategic aircraft and ships.