The feds say former national security adviser Michael Flynn has provided "substantial" aid in the Russia investigation and beyond. Plus, former President George H.W. Bush was remembered as "a great and noble man" by his eldest son, former President George W. Bush, at a solemn but joyous state funeral at Washington National Cathedral. This episode: White House correspondent Tamara Keith, Congressional correspondent Scott Detrow, justice correspondent Carrie Johnson, and national political correspondent Mara Liasson. Email the show at [email protected]. Find and support your local public radio station at npr.org/stations.