Trump teases EU tariff letter

All eyes are on Washington as President Trump says he will send a tariff letter to the European Union by the weekend - after slapping Canada with a 35% levy. Meanwhile, JPMorgan boss Jamie Dimon has a simple message for Europe: you're losing the battle to rival the US and China. Across the Atlantic, European leaders are set to meet with Chinese President Xi Jinping this month, sources confirm to CNBC - averting potential embarrassment ahead of a likely contentious summit.