Former CBS news anchor Walter Cronkite was traveling through an airport with his wife, Betsy, when he was approached by a woman who thought he looked familiar.©JOKEDEMO.COM

"You know, you look a lot like Waler Cronkite before he died, only a bit heavier," she observed.©JOKEDEMO.COM

"I've heard that," said the gravelly-voiced newsman, who then turned to his wife and asked, ©JOKEDEMO.COM

"What did Cronkite die of?"©JOKEDEMO.COM

Without missing a beat, Betsy responded, "Thinness."