Clinton debate boost may keep Biden on 2016 sidelines

Hillary Clinton bested her challengers in the campaign's first Democratic presidential debate, but her biggest accomplishment may have been to neutralize a potential rival who was not even on stage: Joe Biden. Analysts and observers said Clinton delivered a commanding performance Tuesday in the party's two-hour Las Vegas showdown, reasserting her control of the presidential race after months of slipping poll numbers. For months Biden has been weighing whether to jump in.