Place the chicken broth, tomatoes, sauteed onion and carrots, garlic, red pepper flakes, salt and pepper and tortellini in a dutch oven, bring to a boil. Boil about 5 minutes. Turn the heat down and add the zucchini, kale and turkey chunks. Cook 2 to 3 more minutes. Remove from heat, serve in bowls topped with grated Parmesan Cheese.