Why the sky is Italian today: there were Italians in the sky! The Italian air force is visiting and did some fly bys of center and the north east and painted the sky with their flag.
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Incredible! Italian Air Force perform historic Philadelphia flyover Monday
https://www.fox29.com/news/look-up-italian-air-force-perform-historic-flight-over-philadelphia-monday
For the first time in 30 years, the Italian Air Force Frecce Tricolori is touring North America with a stop in the “City of Brotherly Love" on Monday.