Businesses express their frustration at the continuing uncertainty over future trade relations, with just one year left to go until Britain leaves the European Union. Tanya Beckett reports from the Port of Rotterdam, which is already gearing up for new border controls, while Will Bain catches the taciturn mood at the British Chambers of Commerce. Back in London, presenter Rob Young asks Dutch parliamentarian Pieter Omtzigt about the fears of flower-sellers in the Netherlands, and Charles Brasted of solicitors Hogan Lovells about what planning companies can undertake ahead of the UK's imminent departure. (Picture: Workers unload shipping containers at the Port of Rotterdam; Credit: Dean Mouhtaropoulos/Getty Images)