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Football is a global obsession - the star players of the sport, the likes of Messi, Rooney and Ronaldo reap vast rewards and worldwide adulation.

But there's a sense of something rotten in the people's game.

A sport worth billions of dollars has fallen prey to match fixing, cheating and bouts of shameful behaviour.

Stephen Sackur speaks to Louis Saha, a French international striker, currently with Spurs in the English Premier League.

His is the view from inside the football factory - has the joy been taken out of the beautiful game?