Ukrainian forces advance east of Kyiv as Russian troops fall back

Ukrainian troops are recapturing towns east of the capital Kyiv and Russian forces who had been trying to sieze the city are falling back on their overextended supply lines, Britain said on Friday.

U.S. President Joe Biden meanwhile was due to visit Poland for a first-hand look at the refugee crisis in which nearly a quarter of Ukraine's 44 million people have been uprooted and more than 3.6 million have fled to neighbouring states since the Russian invasion on Feb. 24.

A month into their assault, Russian troops have failed to capture a major Ukrainian city. An offensive that Western