46 yr-old George Floyd dead, face down on pavement. WHAT REALLY HAPPENED?

Protests and riots are ongoing across the country after George Floyd dies, handcuffed in the street. Police officer Derek Chauvin has been arrested in his death. How did a counterfeit $20 lead to him being pinned at the neck by a policeman's knee? Joining Nancy Grace to discuss:Jason Oshins - New York Defense AttorneyCaryn Stark - NYC PsychologistJames Shelnutt - 27-year Atlanta Metro Major Case detective, SWAT OfficerJoseph Scott Morgan - Professor of Forensics Jacksonville State University, Author of "Blood Beneath My Feet"Sierra Gillespie - Investigative Reporter, CrimeOnline