Crumble sausage into a large saucepan, cook over medium heat til no longer pink. Remove w a slotted spoon to paper towels. In one tablespoon of drippings, saute carrot, onion, & garlic til tender. Stir in broth, water, tomatoes, green pepper, tomato sauce, tomato paste, oregano & basil.
Bring to a boil. Reduce heat; simmer uncovered for 30 minutes. Skim fat, stir in sausage, tortellini, zucchini & parsley. Cover and simmer 25-30 minutes longer or until tortellini is tender.