Shrimp Fra Diavolo with Grilled Bread

Name: Shrimp Fra Diavolo with Grilled Bread
Ingredients: 1 pound U-24 shrimp, peeled and deveined, tail-on; Salt and freshly ground black pepper; 4 tablespoons olive oil, divided; 6 tablespoons chopped fresh cilantro, divided; 6 tablespoons chopped fresh basil, divided; 6 tablespoons chopped fresh oregano, divided; 1/4 cup extra-virgin olive oil; 1 1/2 teaspoons crushed red pepper flakes, divided; 4 tablespoons minced garlic, divided; 1 loaf desired bread, such as Italian, sliced; 1 small red onion, finely chopped; 1/2 cup red wine; 1 (15-ounce) can crushed tomatoes; 1 lemon, juiced