The Senate overwhelmingly passed a bill overhauling the federal prison system. What it takes to mend relationships between the police and communities. Plus, taking over holiday traditions.

U.S. troops to leave Syria. Now what?

Post Reports is the daily podcast from The Washington Post. Unparalleled reporting. Expert insight. Clear analysis. Everything you’ve come to expect from the newsroom of The Post, for your ears. Martine Powers and Elahe Izadi are your hosts, asking the questions you didn’t know you wanted answered. Published weekdays around 5 p.m. Eastern time.