Grilled Chicken Breasts with Tomato Caper Sauce

Name: Grilled Chicken Breasts with Tomato-Caper Sauce
Ingredients: 1 ½ teaspoons olive oil; 2 cloves garlic, minced; 1 pint grape tomatoes, halved, or 2 1/2 cups chopped tomatoes; ½ cup dry white wine; 2 tablespoons capers, rinsed; ¼ teaspoon salt; ¼ teaspoon ground pepper; 2 teaspoons chilled unsalted butter, cubed; 2 tablespoons chopped fresh basil