U.S. Senator Hillary Clinton has announced a new initiative for legislation to create a homeland security position in charge of the northern border. Clinton has encouraged the creation of a northern border coordinator for some time, but with the surprising announcement of a possible passport requirement for crossing the U.S. - Canada border, she said now may be the best time to push this legislation forward. 'I've introduced this as an amendment to existing homeland security bills,' Clinton said in a conference call on Wednesday. 'I've given speeches about it and arranged meetings with Canadian officials. 'I have been particularly...