Heat olive oil in a large pan (with a lid) over medium heat. Sauté garlic for 1 minute, stirring constantly. Add olives, 1 t pepper and next 3 ingredients and bring to a boil. Cover and reduce heat to a simmer. Season fish with salt and remaining pepper. Place fish on top of tomato mixture. Cover and cook for 10 minutes or until fish flakes easily with a fork. Place a piece of fish on each plate. Drizzle with a little lemon juice and top with tomato mixture.