Notre Dame is ending its 17-year relationship with Adidas and switching to Under Armour Inc. with a 10-year deal that athletic director Jack Swarbrick called ''the largest deal of its kind in the history of college athletics.'' Swarbrick said the deal will help Notre Dame navigate through what he called a period of change in college athletics ''unlike any of us have ever lived through or tried to navigate,'' mentioning the change from the BCS to a playoff system in football and conference realignment in all sports that saw Notre Dame move from the Big East to the Atlantic Coast Conference last year. Swarbrick said Tuesdays that the deal includes an option for Notre Dame to take a portion of the cash component from the deal in Under Armour stock, ''again an opportunity to reflect our belief that we can help build Under Armour and continue the rocket ride it's on, and Under Armour's belief that they can have a major impact on the University of Notre Dame.'' Terms were not released. More...