Destruction across Ukraine in the wake of Russian invasion; see pics

Rescuers work next to a building damaged by air strike, as Russia's attack on Ukraine continues, in central Kharkiv, Ukraine.

The debris of damaged houses lies on the ground near the spot where a cultural center and administration building once stood, destroyed during an aerial bombing as Russia's advance on the Ukrainian capital continues, in the village of Byshiv outside Kyiv, Ukraine.

People help a man during the evacuation of civilians as Russia's invasion of Ukraine continues, in the town of Irpin outside Kyiv, Ukraine.

A man helps to remove a car that was damaged when a shell hit a residential building, as Russia's attack on Ukraine continues, in the Obolon district in Kyiv, Ukraine.

A firefighter enters a residential building that was hit by a shell as Russia's attack on Ukraine continues, in the Obolon district in Kyiv, Ukraine.

A police officer guards an area around a building destroyed by shelling as Russia's attack on Ukraine continues, in Kyiv, Ukraine.

Rescuers work next to a building damaged by air strike, as Russia's attack on Ukraine continues, in central Kharkiv, Ukraine.

Damaged cars and buildings are seen, amid Russia's invasion of Ukraine, in Kharkiv, Ukraine.

A hole in the roof of a tram is seen at a depot, amid Russia's invasion of Ukraine, in Kharkiv, Ukraine.

Firefighters work to put out a fire in a residential apartment building after it was hit by shelling as Russia's invasion of Ukraine continues, in Kyiv, Ukraine.