Three of the heaviest heavyweights take center stage in part two of this PhoneDog Dogfight. In this corner - the iconic iPhone 3G. In that corner - the "Windows Mobile with a cherry on top" HTC Touch Diamond. And in, uh, that corner - the super-spec'd Samsung Omnia. Whose cuisine will reign supreme? Still can't decide? Visit to find out much more about the popular new Omnia. Win phones! We're giving away phones all summer long! Enter to win @