Serhiy LysakNine people have been killed after a Russian drone hit a bus transporting workers in Ukraine.
The attack occurred on Wednesday morning in the south-central city of Marhanets.
Serhiy Lysak, regional chief of Dnipropetrovsk, said at least 30 people were injured, adding that "the number of victims is constantly growing".
The attack comes as diplomats from the UK, France, Germany, the US and Ukraine are preparing to hold talks in London aimed at securing a ceasefire in the three-year-old conflict.
