Trump names Jamieson Greer as US trade envoy after tariff threat

President-elect Donald Trump named trade lawyer Jamieson Greer as his new US Trade Representative. Greer served as chief of staff to Trump's ex-US Trade Representative Robert Lighthizer. "Jamieson played...key role during my first term in imposing tariffs on China and others to combat unfair trade practices," Trump said. This comes after Trump threatened China, Canada and Mexico with new tariffs.