The clause added to DC Code back in 2019 was set to exire
Tennessee Titans $2.1B stadium deal rejected by Metro Council member - Nashville Business Journal
FAQ: The Buffalo Bills' new stadium: What you need to know - ESPN
Steelers, Acrisure Stadium owner still battling over 2018 scoreboard improvements
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New cUAS Technology Could Protect Stadiums - DRONELIFE
Stadium and rent details for all 32 NFL teams, Raiders/NFL
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Pontiac Silverdome: Shredded stadium's assets for sale – Twin Cities