John Williams: Telling jokes on WGN radio was a chance to share laughter during the pandemic

Three years ago on Thursday, March 23, Illinois' COVID-19 death toll stood at 12. The NCAA basketball tournament had been canceled and U.S. officials suggested the Summer Olympics should be postponed, too.There was news that day - the sort of report that would raise no eyebrows three years later but in the moment felt more than ominous: A CTA operator had tested positive.

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