 The WHIO Weekend Preview with what's happening around the Miami Valley. Here's Chris Hartley. The Warren County Fair is happening all week over at the Warren County Fairgrounds. Lots of food, rides, games, livestock shows, demolition, derby, and more. The fair is going to run through Saturday. Rogers and Hammerstein's The King and I is going to be happening. That's this weekend over at the Arby Gas Performing Arts Center. Music's going to be performed by the Miami Valley Symphony. For tickets and info, etickets.com.