Spicy Chicken Soup

2 Quarts chicken broth
8 Chicken thighs, boneless, skinless
1/2 Teaspoon salt
1 Teaspoon ground black pepper
1 Teaspoon garlic powder
2 Tablespoons dried parsley
1 Tablespoon onion powder
3 Tablespoons olive oil
1 Onion, chopped
3 Garlic cloves, chopped
1 (16 oz) Jar chunky salsa
2 (14 1/2 oz) Cans peeled and diced tomatoes
1 (14 1/2 oz) Can whole peeled tomatoes
1 (10 3/4 oz) Can condensed tomato soup
3 Tablespoons chili powder
1 (15 oz) Can whole kernel corn, drained
2 (16 oz) Cans chili beans, undrained
1 (8 oz) Container sour cream

In a large pot over medium heat, combine chicken broth, salt, pepper, garlic powder, parsley and onion powder. Bring to a boil, then reduce heat and simmer 1 hour, or until chicken juices run clear. Remove chicken, reserve broth. Shred chicken. In a large pot over medium heat, cook onion and garlic in olive oil until slightly browned. Stir in salsa, diced tomatoes, whole tomatoes, tomato soup, chili powder, corn, chili beans, sour cream, shredded chicken and 5 cups broth. Simmer 30 minutes.