Ukraine and Russia said on Friday they had agreed on a ceasefire in the Russian-occupied Ukrainian town of Oleshky, brokered through US first lady Melania Trump, while Ukrainian President Volodymyr Zelenskiy said peace negotiators would meet next month for new talks.The two sides said the ceasefire would go into effect on October 27, allowing the delivery of aid and the evacuation of residents through humanitarian corridors.Amid a US push to organise new talks aimed at ending the 4-1/2-year-ol...