UNION GLACIER, ANTARCTIC (Reuters) — The mannequin challenge has ignited inspiration around the world and across many sports but a group of marathon runners braved extreme temperatures to perform what is believed to be the southern-most “Mannequin Challenge” on Friday (November 25). Athletes already had the advantage of already being ‘frozen to a spot’ with temperatures hovering at around -20c before they set off for Antarctica Ice Marathon race. Runners from 17 countries piled on […]