Trade tensions return after the US government pulls out of talks with European countries over their digital tax plans, dashing hopes of a global deal and reviving the prospect of tariffs. Brussels launches an anti-trust probe into Fiat Chrysler and PSA's 50 billion dollar mega merger, citing concerns over their dominant market share in the small vans market. In Asia, markets trade lower, but JD.com rallies on the e-commerce giant's 3 point 8 billion dollar Hong Kong debut. And in the U.K., the Bank of England is expected to expand its bond buying plan but steer clear of negative rates despite Governor Andrew Bailey saying they are QUOTE 'under active review'.