Vice President Joe Biden (center), pictured here at the Munich Security Conference on Feb. 7, will skip Prime Minister Benjamin Netanyahu's upcoming speech to Congress. Photo: State Department.

AP – When Vice President Joe Biden steps off of Air Force Two in Iowa, there will be no shortage of speculation about his political future. It’s Iowa, after all — the place where presidential hopefuls flock, making themselves at home in roadside diners and pizza joints as they court voters in the state whose caucuses kick off the presidential primary.

Behind the scenes, though, there are few signs the vice president is taking steps toward mounting a third bid for the top job at the White House. As Hillary Rodham Clinton builds an elaborate campaign-in-waiting, and a few other Democrats nibble around the edges, Biden’s name has faded from the mix of expected 2016 candidates.

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