Walking, it's older than the wheel, but today it's the fastest-growing fitness craze. Beginning Monday on New Center 6, Ernie Tetro takes you on the walk of life, tips on how to get the most from walking, advice from doctors and people who've walked their way to health, plus details of a two-hour walk-a-thon coming to Crossgates Mall. Join Ernie Tetro for the walk of life, beginning Monday on New Center 6.