Crockpot Black Bean and Rice Soup

1 med onion, chopped
3 carrots, thinly sliced
2 stalks celery, thinly sliced
4 cloves minced garlic
1 1/2 t. basil
1/2 t. cumin
1/2 t. chili pwdr
1/2 t. oregano
1/2 t. tabasco
2 16 oz cans black beans, drained and rinsed
1 14.5 oz can crushed tomatoes
2 14.5 oz cans chicken broth
1 smoked sausage or kielbasa, cubed
1 1/2 c. cooked rice
Combine all EXCEPT rice in crockpot. Cook on low for 8-10 hours. Add rice just before serving.