The HBO documentary miniseries McMillions looks into the con that allowed one man to rig the results of the McDonalds Monopoly game for decades. The FBI sifted through the complex web of lies and got down to the bottom of the gaming scheme using sophisticated techniques to include a creative undercover. Like every good story, it's got mind blowing twists and turns. Join Gina L Osborn as she goes Behind the Crime Scene with Retired FBI Supervisory Special Agent Chris Graham who stars on the show.