In A Medium Saucepan, Combine The Ketchup, Water, Vinegar, Worcestershire Sauce, Brown Sugar, Salt, Paprika, Chili Powder And Pepper. Bring To A Boil. Reduce Heat To Low, And Simmer For 5 Minutes, Stirring Occasionally. Set Aside Half Of The Sauce. Preheat Broiler. Brush Both Sides Of The Chops With Sauce. Place Chops On Broiling Pan Rack. Broil About 4 Inches From The Heat For 4 Minutes On Each Side. Brush With More Sauce. Continue Broiling, Turning And Basting Every 3 To 4 Minutes, Until Juices Run Clear. Serve With Reserved Sauce.