3/4 cup panko (Japanese breadcrumbs), divided
1 tablespoon chopped fresh parsley
2 teaspoons chopped fresh thyme
1/8 teaspoon crushed red pepper
2 tablespoons cornstarch
2 large egg whites, lightly beaten
1 1/2 pounds large shrimp, peeled and deveined
1/4 teaspoon salt
1/4 teaspoon freshly ground black pepper
2 tablespoons olive oil, divided
1/2 cup 2% Greek yogurt
1/4 cup canola mayonnaise
3 tablespoons chopped fresh chives
1 tablespoon fresh lemon juice
1/4 teaspoon ground red pepper