Across the World on Foot: 27 Years, 7 Continents, Zero Shortcuts

JJ and Sana catch up with Karl Bushby the British man who has been walk from South America back to Hull his home town for the last 27 years... yes he left in 1998 but is now on his final stretch as he approaches Europe. And is it ever ok to forget your roots? It was a divided one today's 'Great Debate' while the team dissect what their roots mean to them.

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