(AP) — Here is a look at some of Kentucky's top races in Tuesday's primary election, from the crowded Republican contest for governor at the top of the ticket to down-ballot races for statewide offices: Four Republicans are making final pitches to voters in what's shaping up as a close race to decide who will face all-but-certain Democratic nominee Jack Conway in November. The field of GOP candidates features Agriculture Commissioner James Comer, former Louisville metro councilman Hal Heiner, Louisville businessman Matt Bevin and former state Supreme Court justice Will T.