Who do you think will win wladimir klitschko vs David haye?

This, has to be the biggest fight of the summer, great to see a good heavyweight showdown....with that said, who do you think will win the fight? I honestly can't see Wladimir losing, but with Haye's reflexes, quickness, and speed, he might be able to catch Klitschko on the chin for a KO,what do you think.