New census figures show Minnesota is getting older. And some parts are older than others. Aitkin County in the center of the state has the highest median age in the state, 46.5 years. Cook County in far northeastern Minnesota is second with a median age of 44. Main Street Radio's Stephanie Hemphill visited the Arrowhead to see how Cook County is coping with its aging population and preparing for increasing numbers of elderly peoplein the future. {