Del Anderson has spent many nights sleeping out under the stars in Summit County. But instead of hiking through the backcountry and pitching a tent, Anderson is typically sitting in a lawn chair on Main Street in Frisco, making sure his smoker stays hot all night long. Welcome to the world of competition barbecue, where cooks go to great lengths — including getting just a few hours of sleep — to ensure that their ribs, brisket, chicken and pork are the most tender and flavorful meats on the block.