Obama answers and draws contrasts with Clinton
Clinton answers
Edwards answers and draws contrasts with Obama and Clinton
Richardson answers and draws contrasts with Edwards, Clinton and Obama
Dodd answers and draws contrasts with Edwards, Clinton, Obama and Richardson. (He'd have all troops out by 2013).
Biden answers and draws contrasts with E,C,O,R. and D. Yes, there IS a political solution. Congress voted to endorse MY political solution today.

The problem with all these nested distinctions is that it's hard for any one distinction or distinguisher to break through.

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