By Anna Koper and Gerhard Mey PRZEMYSL, Poland (Reuters) – Ukrainian refugees in Poland on Thursday said Western powers should do more to protect the country from Russian bombardment as leaders met in Brussels for unprecedented summits of NATO, G7 and the European Union. Backing President Volodymyr Zelenskiy’s repeated calls for a non-fly zone over Ukraine, where thousands of people have been killed, many said they were scared for family left behind. “We ask for protection from (Russia) bombing us from the sky,” said Svetlana, from Mykolaiv, standing in Poland’s Przemysl railway station, not f…