https://yestino.com/entities/maine-e0c8faEvery event involving Maineenhttps://yestino.com/events/former-duke-forward-cooper-flagg-to-open-trading-card-shop-i-9b61a3https://yestino.com/events/former-duke-forward-cooper-flagg-to-open-trading-card-shop-i-9b61a3Sun, 30 Aug 2026 16:02:35 GMTCurrent Dallas Mavericks forward Cooper Flagg is preparing to open up a trading card shop in his home state of Maine. Sources: Yahoo Sports