1. Preheat grill to high heat.
2. Place first 6 ingredients in a bowl; gently stir in 1/4 teaspoon salt. Set aside.
3. Combine remaining 1/4 teaspoon salt, cumin, and next 4 ingredients (through cinnamon) in a bowl; rub spice mixture over both sides of steaks. Place steaks on grill rack coated with cooking spray; grill 3 minutes on each side or until desired degree of doneness. Let stand 5 minutes; cut across the grain into thin slices. Serve with salsa.