Guy Groups News Today

>> reporter: its a time-honored american tradition. marching and toasting to irish heritage. but this year, the countrys two biggest st. patricks day celebrations are caught up in a clash over gay rights. parades in boston and new york city losing major sponsors because organizers ban openly guy groups. >> this is the 23rd year in new york city and it is not over until every lbgt person can march down the street behind a banner saying who they are. >> brewing companies, guinness, sam adams, hein...