Jeff, super producer Erick, and the listeners debate pineapple on pizza after a national survey reveals the preference of most Americans; Jeff provides a preview of 4th of July events and fireworks around Central Iowa; author David Thomas Roberts says Democrats WILL get President Trump's tax returns and why ordinary Americans should be concerned; Dr. Julie Garza offers tips on avoiding barbecue bloat this holiday weekend (it's about the order that you EAT your food; President Trump seems to argue with his own administration officials as to whether the census will ask people if they are citizens. Click to listen to #needtoknow with Jeff Angelo for 7/3.