SpaceX has surged past expectations - and many of the most valuable companies in the U.S - in its meteoric stock debut. SEC Chairman Paul Atkins believes enthusiasm for Elon Musk’s space company can fuel demand for more initial public offerings. President Trump is at the G-7 meeting of world leaders in France, as negotiations on the wars in Iran and Ukraine continue. Megan Cassella reports on the latest from the summit. And, do sports or pets make you happier? Arthur Brooks on the science behind what our brains love. Megan Cassella Paul Atkins Arthur Brooks In this episode:Paul Atkins, @SECPaulAtkinsArthur Brooks, @arthurbrooks Megan Cassella, @mmcassellaJoe Kernen, @JoeSquawkBecky Quick, @BeckyQuickKatie Kramer, @Kramer_Katie