DOUBLE OR NOTHINGI’ve always thought that the call for more troops by McCain and others made more sense (politically) the less likely it was to happen – now it appears that McCain might get his wish, and woe to his presidential aspirations if he turns out to be wronghttp://news.yahoo.com/s/ap/20061214/ap_on_re_mi_ea/iraq_senatorsSen. John McCain took his controversial proposal for curbing Iraq's