KBF
Model X owner (formerly Cdn Signature Model S)
Or perhaps fear of a simple anti-war demonstration... But yes, fireworks could provide cover for weapons fire if it came to that (at least in the movies!). Makes things tough for law enforcement....
I wonder if they got some kind of intelligence (possibly fake) that there was going to be an attack on the celebration?
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I hope 2024 is better than 2023 for all those suffering... What a crazy year...