Preheat oven to 350° . Heat oil in 12-inch nonstick skillet over medium high heat and cook turkey, red pepper, zucchini, onion and chili powder about 5 minutes, until turkey is thoroughly cooked, stirring occasionally. Stir in 1 1/2 cups tomato and cook, stirring occasionally, 3 minutes or until tomato is soft, stirring occasionally.
Place 1/3 of the turkey mixture in 9-inch deep dish pie plate. Spread 1/3 of the rice mixture on top. Sprinkle with 1/4 cup cheese, then top with 1 tortilla. Repeat layers ending with rice. Bake covered 20 minutes. Sprinkle with remaining 1/4 cup cheese and bake uncovered 10 minutes. Garnish with lettuce, remaining 1/2 cup tomato and, if desired, reduced fat sour cream and chopped cilantro.