President Vladimir Putin told Russians on Tuesday that the world was at a key turning point and they were engaged in a patriotic struggle for the future of their country, as Russia marked the anniversary of victory over Nazi Germany in World War II. Key points: Victory Day is a major public holiday in Russia, marking the end of World War II Victory Day is a major public holiday in Russia, marking the end of World War II Some events have been cancelled amid security concerns Some events have been cancelled amid security concerns In a 10-minute speech, Vladimir Putin...