US considers reducing troop levels in Europe, alarming allies

Relations between the United States and Europe are once again under strain, with President Donald Trump threatening to pull thousands of American troops from the continent. More than 80,000 US military personnel are currently stationed across Europe, many of them in Germany. Trump says he plans to withdraw around 5,000 troops from bases there, and has warned the number could rise significantly. The World's Europe Correspondent Orla Barry reports.