Donald Trump chooses vaccine-skeptic Robert F. Kennedy Junior to lead the U.S. Department of Health and Human Services. We look at what Trump’s appointments have in common. And your fight-night questions answered ahead of the Mike Tyson-Jake Paul faceoff.  Sign up for the Reuters Econ World newsletter here. Listen to the Reuters Econ World podcast here. Visit the Thomson Reuters Privacy Statement for information on our privacy and data protection practices. You may also visit megaphone.fm/adchoices to opt out of targeted advertising. Learn more about your ad choices. Visit megaphone.fm/adchoices