The Kia Stinger is a lot of unexpected things: It's a gorgeous performance car meant to compete with the best German sedans; it's a bargain by comparison; it laid the groundwork for Kia to shock the market with the Telluride three-row SUV; and it is a hatchback. True story. The Stinger is a five-door hatchback, like the Volkswagen Golf and Hyundai...