Ukrainian Foreign Minister Dmytro Kuleba is calling on G7 leaders meeting in Germany this weekend to impose harsher sanctions on Russia following renewed missile attacks on Kiev. Posting a photograph on Twitter of a girl being carried on a stretcher, Kuleba tweeted: “This seven-year-old Ukrainian kid was sleeping peacefully in Kiev until a Russian cruise missile blasted her home.” The photograph shows a helmeted female rescue worker holding the girl’s hand as she lies apparently unconscious on the stretcher carried by other rescue workers. Following a missile attack that struck the nine-storey…