Award-winning filmmaker Michael Kirk joins us to discuss his latest FRONTLINE documentary “Putin’s Revenge,” a special, two-part documentary that looks at Putin’s rise, rule and motivations for interfering in the 2016 presidential election. The film also explores the aftermath of the election, and how the U.S. has failed to push back on Vladimir Putin following Russia's interference. 

The first episode of "Putin's Revenge" airs on Oct. 25 at 10 p.m. on WNET. Part 2 airs on Nov. 1. at 10 p.m. on WNET.