CBS News justice and homeland security correspondent Jeff Pegues discusses his new book, Kompromat: How Russia Undermined American Democracy. In this account of how the Russians hacked the 2016 election, Pegues reveals how far the Kremlin dug into voter databases and why it happened. He also investigates the steps taken to shore up election systems in states across the country ahead of the 2018 midterm elections. Based on exclusive interviews with officials from the FBI, Department of Homeland Security, and cybersecurity experts, Pegues takes readers behind the scenes and into the minds of investigators following the case. This segment is guest hosted by Matt Katz.