Cook chopped turkey bacon and onion in a large saucepan, stirring occasionally, until bacon is crisp and onion is tender.
Stir in clams and their juice, turnip, celery and chicken broth. Bring to a boil then reduce heat, cover and simmer for 10 minutes or until turnip is tender.
Add remaining ingredients, breaking up tomatoes with a spoon. Bring to a boil, stirring occasionally; serve.