Place a large nonstick saucepan coated with cooking spray over medium heat. Add chicken; cook and stir 4-6 minutes or until no longer pink. Reserve 2 tablespoons broth; add remaining broth to pan. Stir in corn, beans, tomatoes, jalapeno, cilantro, chili powder and cumin. Bring to a boil. Reduce heat; simmer, uncovered, 15 minutes. , Mix cornstarch and reserved broth until smooth; gradually stir into soup. Bring to a boil; cook and stir 2 minutes or until thickened. Top servings with crushed chips and, if desired, cheese.