2 teaspoons extra-virgin olive oil  | 
                                                3/4 pound peeled and deveined medium shrimp, chopped  | 
                                                1/2 teaspoon salt, divided  | 
                                                1/2 teaspoon black pepper, divided  | 
                                                1/4 teaspoon ground cumin  | 
                                                1/4 teaspoon paprika  | 
                                                2 cups quartered grape tomatoes  | 
                                                1/3 cup fresh cilantro  | 
                                                2 1/2 cups chopped english cucumber  | 
                                                1 cup fat-free, lower-sodium chicken broth  | 
                                                1 cup whole-milk plain greek yogurt  | 
                                                1/4 cup chopped onion  | 
                                                2 tablespoons fresh lime juice  | 
                                                dash of ground red pepper  | 
                                                1 large garlic clove, peeled  |