A police officer on patrol at number 10 Downing Street in London, U.K., on Thursday, Dec. 24, 2020. The U.K. and the European Union are on the verge of unveiling a historic post-Brexit trade accord as negotiators work through the night to put the finishing touches to a compromise on fishing rights. Photographer: Jason Alden/Bloomberg
A police officer on patrol at London's 10 Downing Street ahead of an expected announcement of a trade deal between the UK and EU. Bloomberg  

Brexit talks hit last-minute 'hitch' as UK and EU on brink of a deal