Ian Thorpe and Michael Phelps (left) could face each other in London next year
Australian swimming great Ian Thorpe has announced he is coming out of retirement and prompted hopes of a 2012 Olympic duel in the pool with American rival Michael Phelps.
The five-time Olympic champion Thorpe, who will be 29 next year, wants to compete at the Games after his enthusiasm for the sport was reignited on a visit to the aquatics centre in London.
His return throws up the intriguing possibility of a rematch against Phelps, who he defeated in the 200m freestyle at the 2004 Athens Olympics, but will only be 27 when competing in 2012.
Here, we speak to three leading British swimming pundits to gauge reaction to Thorpe's comeback.
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