Before Bryan McKernan took his 6-year-old daughter, Brynn, to her first Orioles game Tuesday, he made sure to tell her about Camden Yards’ traditions. He specifically mentioned the Hot Dog Race; after all, he was wearing his Relish shirt to the game, the product of a giveaway on National Hot Dog Day a couple of seasons ago. McKernan, Brynn and that green shirt ended up on the Oriole Park ...