Middle Eastern Turkey Burgers with Tzatziki Sauce Recipe

Tzatziki:
16 oz container plain yogurt (avoid nonfat)
1/2 English (hothouse) cucumber, peeled
2 small garlic cloves, finely minced
1/2 teaspoon white wine vinegar
1/2 teaspoon fresh lemon juice
extra virgin olive oil
Burgers:
2 cloves garlic
1 1/2 teaspoons kosher salt
1/4 cup lightly packed chopped fresh mint
1/4 cup lightly packed chopped fresh parsley
2 tablespoons olive oil
2 teaspoons sweet paprika
1 teaspoon ground cumin
1/2 teaspoon ground coriander
1/4 teaspoon cayenne pepper
1 1/2 lb ground turkey
4 hamburger buns
tomato slices
lettuce