AI and simple blood tests could catch lung cancer earlier

At 69, Melinda McKnight is as busy as ever. In the past year, she has organized several fundraising events around her hometown of Rison, Arkansas, and purchased Christmas presents for more than 100 local children as part of a charity she co-founded. She often looks after two of her six grandchildren. None of this would be possible if the stage 1 cancer in her right lung hadn’t been caught three years ago. “I was blessed in so many ways,” McKnight says. …