Podcast:Today, Explained Published On: Fri Jul 30 2021 Description: A Philadelphia election tested progressive ideas on how to reduce shootings in America. ProPublica’s Alec MacGillis explains. Transcript at vox.com/todayexplained. Support Today, Explained by making a financial contribution to Vox! bit.ly/givepodcasts. Learn more about your ad choices. Visit podcastchoices.com/adchoices