This dilemma of whether to hit Clinton harder and how is a new one for Obama, who has not faced this level of scrutiny before in his political career and often says he is committed to a new kind of politics that is "not based on tearing each other down, but on lifting the country up." "He has to find a way to do it" said Steve McMahon, a Democratic strategist who worked for Howard Dean in 2004, pointing to Obama's past criticisms of Clinton's healthcare plan as an example of a "tough but fair" line of attack. Full Article at Boston Globe