US life expectancy is projected to sink to 66th in the world in the coming decades, according to a major new study. Despite being one of the wealthiest nations, Americans already die younger than their equivalents in almost 50 countries. But 'alarming trajectory of health challenges', which includes rampant obesity, drug use and firearm suicides, is going to widen that gap, according to research in the Lancet. Trumps covid flub and his cabinet picks factor into these #'s