USA TODAY National Correspondent Will Carless looks at an Air Force Academy plan to monitor online extremism.The Justice Department sues Apple.USA TODAY Health Reporter Karen Weintraub explains the medical significance of the first-ever kidney transplant from a gene-edited pig.The U.S. fails to crack the top 20 in the World Happiness Report.Episode Transcript available hereAlso available at art19.com/shows/5-ThingsSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.