Travis Scott Astroworld concert: Festival emergency operational plan lacked surge protocol
Astroworld Plan Advised Crowd Management Controls to Prevent Riot, No Protocol for Surge
Houston officials worried about crowd control before Travis Scott took the stage – Sun Sentinel
Astroworld operations plan failed to include crowd surge protocol, Houston
What went wrong at Astroworld? Experts, witnesses question security and preparation
Astroworld concert incident report released by Houston police – Houston Public Media
Security staffing at Travis Scott show unclear, chief says - The San Diego Union-Tribune
Why the Crowd Surged at Astroworld in Houston: Sociologist Explains
Crowd Surge Wasn't Mentioned in 56-Page Astroworld Operational Plan – NBC Connecticut