Even before Musk fell out with Donald Trump, the agency's projected savings had plummeted. But he nevertheless managed to inflict lasting damage to the federal government.
New blood tests promise to detect malignancies before they've spread. But proving that these tests actually improve outcomes remains a stubborn challenge.
Trump, always attracted to playing the role of the strongman, is even more inclined than he was in his first term to misuse the military for his own political gratification.