Combine marinade ingredients in medium bowl. Place beef steak and marinade in food-safe plastic bag; turn to coat. Close bag securely and marinate in refrigerator 6 hours or as long as overnight, turning occasionally.
To make Orange Salsa: Combine all salsa ingredients in non-metallic bowl. Cover and refrigerate at least 1 hour.
Remove steak; discard marinade. Pat steak dry with paper towel. Place steak on grid over medium, ash-covered coals. Grill, covered, 10 to 11 minutes (over medium heat on preheated gas grill, 10 to 11 minutes) for medium rare (145°F) doneness, turning occasionally. Do not overcook. Carve into thin slices. Serve with orange salsa.
Nutrition information per serving: 270 Calories; 90.9 kcal Calories from fat; 10.1 g Total Fat; 2.3 g Saturated Fat; 0.2 g Trans Fat; 1 g Polyunsaturated Fat; 6.5 g Monounsaturated Fat; 73 mg Cholesterol; 454 mg Sodium; 12.5 g Total Carbohydrate; 1.6 g Dietary Fiber; 27 g Protein; 3 mg Iron; 582 mg Potassium; 8 mg NE Niacin; 0.9 mg Vitamin B6; 2 mcg Vitamin B12; 4.5 mg Zinc; 26.7 mcg Selenium; 85.2 mg Choline;