Russian President Vladimir Putin and US President Donald Trump discussed Ukraine and the coming Nato summit in Turkey in a phone call Saturday.Putin congratulated Trump on the 250th anniversary of US independence in the call that lasted 85 minutes, Kremlin foreign policy aide Yuri Ushakov said in an audio message to reporters.“The presidents naturally touched on the topic of a Ukrainian settlement, including in light of Trump’s upcoming participation in the Nato summit in Turkey on July 7-8,”...