Heat 1 tablespoon oil in a large skillet over medium-high heat. Sauté shrimp and garlic 3 to 4 minutes until shrimp are cooked.
Transfer to a small bowl and chill.
Combine tomatoes, 1 tablespoon olive oil and next 6 ingredients in a large bowl; stir in shrimp. Refrigerate until ready to serve.
Place bread slices on a baking sheet; brush bread with remaining olive oil. Bake at 375º for 8 minutes. Spoon 1 heaping tablespoon shrimp mixture onto each bread slice.