Volodymyr Zelensky has accused Vladimir Putin of making a “mockery of the entire world” in its delay to respond to calls for a ceasefire after the first stage of a large-scale prisoner swap between Ukraine and Russia.

KYIV, Ukraine (AP) — Ukraine’s capital came under a large-scale Russian drone and missile attack early Saturday with explosions and machine gun fire heard throughout the city, forcing many Kyiv residents to take shelter in underground subway stations.