What opportunities and pitfalls face the UK's I.T. and Finance industries after Brexit? Dan gets perspectives from Gianpiero Lotito, a founding member of the European Tech Alliance whose company FacilityLive is the first international company to be part of the London Stock Exchange ELITE programme, and Mark Kelly, Chief Executive for Olive Tree Financial. With analysis from the BBC World Service's Political Correspondent, Rob Watson. (IMAGE: Traders on the floor of ETX Capital in London on March 29, 2017 - CREDIT: CHRIS J RATCLIFFE/AFP/Getty Images)