Volodymyr Zelenskyy has invited Donald Trump to visit Ukraine to see the devastation caused by Russia’s invasion as the US president appeared to downplay Moscow’s latest deadly attack, the worst on civilians this year, calling it “a mistake”. International leaders condemned Russia’s strike on the centre Ukrainian city of Sumy on Sunday, which killed 34 people, including two children, as two ballistic missiles hit as people made their way to church for Palm Sunday. One of the missiles exploded next to a crowded trolley bus, killing many of the passengers onboard. Bodies lay on the ground and cars burned, as