Preheat oven to 375°. Spray a 15x10x1-in. baking pan with cooking spray; set aside., In a large bowl, combine the first 7 ingredients; toss to coat. Place chicken and vegetables in a single layer on baking pan; sprinkle with pepper. Bake until a thermometer inserted in chicken reads 170°- 175° and vegetables are tender, 30-35 minutes., If desired, preheat broiler. Broil chicken and vegetables 3-4 inches from heat until lightly browned, 2-3 minutes. Remove from oven, cool slightly. Sprinkle with feta cheese.