Click the image to track David Hutchinson's swim Dunedin's David Hutchinson has begun his swim across Cook Strait this morning. He started at Ohau Point, west of Wellington, about 8.30am and is now several kilometres into the marathon swim. The Tūhura Otago Museum board chairman and University of Otago physics professor is attempting the swim in a bid to raise money for a much-needed new fire sprinkler system at Tūhura Otago Museum. David Hutchinson waves to one of the Broad Bay locals while training for his swim across one of the world’s toughest stretches of open water, Cook Strait. "Swimming the Cook Strait felt like something I could do to highlight the circumstances in which the Museum Trust finds itself.