January 31, 2007 Biden "Unbound" On the day Sen. Joe Biden (D-DE) formally becomes a presidential candidate, he previewed for the New York Observer why the Democratic candidate debates may be so exciting. On Sen. Hillary Clinton: “Everyone in the world knows her,” he said. “Her husband has used every single legitimate tool in his behalf to lock people in, shut people down. Legitimate. And she can’t break out of 30 percent for a choice for Democrats? Where do you want to be? Do you want to be in a place where 100 percent of the Democrats know you? They’ve...