As the biggest star of the longest-running, highest-rated, most influential news show since its 1968 debut, Mike Wallace helped define television journalism with an adversarial interviewing style that was as admired as it was feared.
1975 Portrait of television journalist Mike Wallace looking over paperwork and holding a pair of eyeglasses. Wallace, famed for his tough interviews on "60 Minutes," died Saturday, April 7, 2012. He was 93. Hulton Archive//Getty Images