Cook Pasta According To Package Directions, Omitting Salt. Meanwhile, Spray Large Skillet With Cooking Spray; Heat Over Medium-High Heat. Add Beef; Cook 5 Minutes Or Until Crumbled And No Longer Pink, Stirring Occasionally. Add Bell Pepper And Onion; Cook 2 To 3 Minutes Or Until Vegetables Are Tender. Add Undrained Tomatoes And Tomato Sauce; Reduce Heat And Simmer 5 To 7 Minutes. Stir In Cooked Pasta. Sprinkle With Cheese.