President Obama would have ended up a one-term president if last summer's mission to kill Osama bin Laden had failed, according to Vice President Biden. Biden, speaking Monday night at a small fundraising event for Obama's reelection campaign, contrasted Obama's leadership during his first term with that of House Republicans during the debt-ceiling crisis last summer. “This guy’s got a backbone like a ramrod,” Biden said of Obama, according to the White House pool report. He cited the success of the military mission to capture Osama bin Laden in Pakistan last summer as a decisive moment for his presidency. “He...