Brexit anxiety eats into NATO summit

By Paul Taylor and Robin Emmott WARSAW (Reuters) - Officially the talk at this week's NATO summit in Warsaw was all about deterring a resurgent Russia, supporting Ukraine and Afghanistan, and protecting Baltic NATO members. Britain's referendum vote to leave the European Union has triggered uncertainty across the Atlantic and around the continent, which spilled over at the NATO event. "We are at a NATO meeting but most of the discussions have not been about NATO issues, they have been about the