Howard Dean says Democrats must campaign on their convictions and not give in to the temptation to behave 'like Republicans.'Speaking today to still enthusiastic supporters at George Washington University, the defeated presidential candidate said Democrats need to be agresssive in defining the debate. One year ago, Former Vermont Governor Dean syrocketed from obscurity to early front runner in the Democratic Primaries based on his refusal to pull punches.He seems to be doing the same thing now-criticizing Democrats who are unwilling to make themselves a clear alternative to President Bush.After the speech, Dean refused to answer questions about whether he has...