"My goal is to win the Tour next year. Whether that is realised or not, I don't know really," Wiggins added.
"How that's going to work with the team I don't know - it's more Dave's problem, really, to worry about.
Matt SlaterBBC sports news reporter
Just when you thought Team Sky's plans for 2013 were sorted - Wiggins for the Giro, Froome for France - the main man chooses an interview on national radio to say 'erm…hold on a mo, are we sure?' This must mean Wiggins is training well, his competitive juices are flowing, and doubts linger over Froome's ability to captain a Tour challenge. The "co-leaders" approach calls to mind Hinault v LeMond in 1986, and Armstrong v Contador in 2009 - it will not be boring.
"It's just how we service both mouths - that's more the problem to figure out."
The 2013 Tour de France course would appear to favour Froome because the time trials in which Wiggins thrives have been reduced from 100km to 65km, with several tough ascents.
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