(AP Photo/Frank Augstein) Police stand next to an electronic notice notifying about coronavirus testing to help clear a backlog of freight, truck and passengers outside the Port of Dover in Dover, England, Wednesday, Dec. 23, 2020. Freight from Britain and passengers with a negative virus test have begun arriving on French shores, after France relaxed a two-day blockade over a new virus variant. The blockade had isolated Britain, stranded thousands of drivers and raised fears of shortages.