Cook sausage in oil in a large Dutch oven, stirring until it browns. Remove sausage, reserving drippings in pan. Add onion and next 4 ingredients; sauté over medium-high heat 8 minutes or until vegetables are tender. Stir in sausage, peas, broth, and tomatoes; bring to a boil. Cover, reduce heat, and simmer 35 minutes. Stir in salsa, salt, and pepper; simmer 10 more minutes.