Twitter has moved to ban political ads in order to avoid regulators’ crosshairs as the chase for antitrust heats up. Hilary Fordwich of the British-American Business Association delves into the details of the decision, and how other social media giants are reacting. Plus, we head to Australia, where Aly Madhavji of the Blockchain Founders Fund digs into the business of bitcoin mining. And as the vaping sector continues to go up in smoke, Altria has taken a major write-down on Juul. RT correspondent Rachel Blevins brings us up to speed on the situation and what lies in store for the troubled sector.