If you thought you spied Jeopardy! host Alex Trebek around town this week, you weren’t mistaken. The formerly moustachioed game show personality was back again this year to host the annual National Geographic Bee, which finished up today by crowning Eric Yang, 13, a seventh-grader at Griffin Middle School in The Colony, TX, with the first place title. The winning question was: Timis County shares its name with a tributary of the Danube and…