The "Greatest Show on Grass" is back for 2020. It's held at the TPC Scottsdale, and draws nearly 500,000 spectators every year. On the most visited day, the number of spectators equals the entire population of Scottsdale, Arizona - all squeezed onto a golf course! Scottsdale Police Chief Alan Rodbell talks with public safety officials and a member of the Phoenix Thunderbirds about everything they do to ensure attendees are safe and have fun.