Spanish Slow Cooker Chicken

1 large onion, chopped (about 1 cup)
2 cloves garlic, finely chopped
1 large red bell pepper, chopped (about 1 1/2 cups)
1 tsp. dried oregano leaves
1/2 to 1 tsp. crushed red pepper
1 lb. turkey Italian sausage, cut into 1-inch pieces
1 3/4 lbs. boneless, skinless chicken breast halves, cut into 1-inch pieces
1 can (28 oz.) diced tomatoes, undrained
1 can (6 oz.) tomato paste
1 can (14 oz.) artichoke heart quarters, drained
1 can (4 oz.) sliced ripe olives, drained (for an authentic flavor use Kalamata or Greek)
3 cups hot cooked rice

Spray inside of 3 1/2 to 4-quart slow cooker with cooking spray. Mix all ingredients except artichoke hearts, olives and rice in slow cooker. Cover and cook on low heat setting 6 to 8 hours or until sausages and chicken are no longer pink in the center. Stir in artichoke hearts and olives; heat through. Serve over hot cooked rice. Enjoy!