Here's one to read...between the lines if you can.
http://www.newyorker.com/magazine/2012/09/10/lets-be-friends
excerpt
Obama soon added a harsher note to the argument: that Hillary, perhaps like her finger-wagging husband, was untrustworthy. On November 10, 2007, Obama’s advisers, in a private memo before a pivotal speech in Iowa, laid out the strategy. “Clinton,” they argued, “can’t be trusted or believed when it comes to change,” because “she’s driven by political calculation, not conviction.”
[...]
Tim Russert told me that, according to his sources, Bill Clinton, in an effort to secure an endorsement for Hillary from Ted Kennedy, said to Kennedy, “A few years ago, this guy would have been carrying our bags.” Clinton’s role in the campaign rattled Obama. He told ABC News in an interview that Clinton “has taken his advocacy on behalf of his wife to a level that I think is pretty troubling.”