Heat oil in Dutch oven over medium heat and add the peppers, onions and sausage. Cook, stirring constantly until the vegetables soften, about 3 to 5 minutes. Add the chicken broth and bring to a boil. Add the rice and cook for 5 minutes. Add the shrimp and stir, incorporating well. Remove from the heat and let it stand, covered, for 5 to 6 minutes or until the shrimp are cooked through.