MixedThe Washington Post[Levington\'s] best insights revolve around their earliest days as colleagues — not in the White House but in the Senate ... after the inauguration, one of the book’s main strengths can become its biggest disappointment. With great attention to detail and extensive research, Levingston puts the reader at critical moments in the Obama-Biden administration as they relate to the men’s personal ties. But with only limited cooperation from key figures in their orbit, and no interviews with the two principals, Levingston concedes that his \'rough draft\' of this recent history leaves much more for others to uncover.