Deadly blasts rattle Kyiv, talks with Russia to resume

A series of powerful explosions rocked residential districts of Kyiv early Tuesday killing two people, just hours before talks between Ukraine and Russia were set to resume.

The airport in the eastern city of Dnipro also came under heavy bombardment overnight, as the leaders of Poland, the Czech Republic and Slovenia travelled to the besieged capital Kyiv in a sign of EU support for Ukraine. 

Nearly three weeks into Russia's invasion of its pro-Western neighbour, the human toll of the deadly conflict was increasingly laid bare, with more than three million forced to flee to neighbouring countries. 

The United Nations said Tuesday that nearly 1.4 million children have fled Ukraine since the conflict began on February 24 - nearly one child per second. 

Ukraine's capital has been transformed into a war zone, with apartment blocks badly damaged from Russian bombardments and half of the city's 3.5 million people now gone. 

The city's Mayor Vitali Klitschko said Tuesday a 35-hour curfew would come into effect from 8:00 pm Tuesday after overnight attacks in the capital. 

"Today is a difficult and dangerous moment," Klitschko said. 

"This is why I ask all Kyivites to get prepared to...