Benji's Pork Chops with Grapefruit Relish

INGREDIENTS

• 4 cups water
• 2 cups orange juice
• 1/2 cup salt
• 1/2 cup light brown sugar
• 1 tablespoon garlic powder
• 1 tablespoon dried oregano
• 1 1/2 teaspoons ground thyme
• 4 boneless pork chops
•  
• 2 grapefruits, juiced
• 1/4 cup brown sugar
• 1 tablespoon red pepper flakes
• 1 grapefruit, peeled and sectioned
• salt and black pepper to taste