CHICAGO (CBS) — How do you plan for 45,000 runners and 1.7 million spectators at Sunday’s Bank of America Chicago Marathon? It starts months in advance, with the help of lots of people and technology.
In the middle of Grant Park is the marathon’s nerve center, called Forward Command. It’s a tent filled with phones, computers and lots of screens.READ MORE: Jussie Smollett Trial: Lead Detective In Investigation Explains On Witness Stand How Smollett Went From Victim To Suspect
Race medical director George Chiampas said microchips and sensors allow them to track exactly where runners are.
“As the massive number of runners are heading towards a certain location, we can notify those teams in that area to expect that, but then additionally we can move resources; whether it be ambulances, supplies, as those runners move forward,” he said.