United States July 12, 2017 8:22 pm Winter Is Here: White Walkers Descend on London White Walkers, the chilling undead creatures from HBO’s “Game of Thrones” series, walked across London Wednesday to promote the show’s upcoming 7th season. US & World Videos 1:02 20% of nurses to leave field within 2 years 1:05 Marking construction safety week in Boston 20:19 Karen Read's attorney accuses witness of perjury at murder trial 5:31 Inside the takedown of Mass. catalytic converter theft ring 2:39 Bruins try not to ‘dwell on the past' ahead of Game 7 against Toronto Maple Leafs
