Political strategist Roger Stone was arrested Friday morning, charged with seven counts in the Mueller probe, including witness-tampering, false statements, and obstruction of an official proceeding. We'll discuss what the arrest of the longtime ally and associate of President Trump means for the special counsel's investigation.
Mueller Probe: Trump Ally Roger Stone Indicted
The United States Capitol building is seen on September 29, 2013 in Washington, DC. (Photo: Win McNamee/Getty Images)
Greg Miller, national security correspondent, The Washington Post
Lisa Kern Griffin, law professor, Duke Law