By Alessia Passafiume THE CANADIAN PRESS OTTAWA- The Assembly of First Nations’ special chiefs assembly continues in Ottawa Thursday without a new national chief. First Nations leaders were growing impatient late Wednesday as voting for the new national chief of the Assembly of First Nations went long into the night, with neither front-runner reaching the 60 per cent victory threshold. After six separate rounds of voting, AFN regional chief Cindy Woodhouse had collected 50.8 per cent of the registered vote, leading her closest challenger: David Pratt, vice-chief of the Federation of Sovereign Indigenous Nations. Pratt did not concede as expected after the fourth ballot, leading to a tense conversation with Woodhouse on the floor of the convention centre in downtown Ottawa and another round of voting. He did not concede…