In a large saucepan, cook sausage, onion and pepper over medium heat until sausage is no longer pink and vegetables are tender, 4-6 minutes, breaking sausage into crumbles; drain., Add broth, tomatoes, basil and parsley; bring to a boil. Stir in zucchini and orzo; return to a boil. Cook, covered, until zucchini and orzo are tender, 10-12 minutes.