A U.S. senator threatened the NFL with legislation over Washington's nickname, a letter was dispatched to the other 31 team owners, and the issue was linked to the league's others recent troubles Tuesday as the anti-"Redskins" movement took its cause to Capitol Hill. President of National Congress of American Indians (NCAI) and Chairman of the Swinomish Tribe Brian Cladoosby, joins other native Americans and lawmakers during a news conference on Capitol Hill in Washington, Tuesday, Sept.