In lg. saucepan, combine chicken broth and wild rice. Bring to boil. Reduce heat; cover and simmer for 45 minute or until rice is tender. Stir in potato soup. Add half and half, swiss cheese and green onions (or scallions). Simmer until cheese is melted, stirring frequently. You may add a little more chicked broth if soup is too thick. Add shrimp; heat gently until shrimp are throughly heated, stirring frequently; DO NOT BOIL.