For decades, obsessing about the environment and public health was seen as a left-wing concern. But thanks to Donald Trump and his endorsement by RFK, that's changing. In a roundtable discussion in Phoenix, RFK Jr. and Callie Means talk about all the things Trump's second term could do to fight chronic disease, roll back corporate power, and more. RFK Jr. also gives the long-awaited details on how he ended up endorsing Trump, and the surprise roll played by Tucker Carlson in this momentous development.