Britain’s Lizzie Deignan edged a thrilling sprint finish along the Nice seafront to beat great rival Marianne Vos and win La Course by Le Tour de France on Saturday. The hilly 96-km route around the Mediterranean city boiled down to a battle between a leading group of six, also featuring Dutch world champion Annemiek van Vleuten, Katarzyna Niewiadoma, Demi Vollering …