 The current stretch of historic heat is doing more than just smashing records in the U.S. It is resulting in more Americans getting infected with dengue fever. States as far north as New York are now seeing cases of the tropical disease. Nearly 200 infections now confirmed in New York and New Jersey alone, usually spread by infected mosquitoes. Global News 24 hours a day and whenever you want it. With Bloomberg News Now, I'm Michael Barr and this is Bloomberg.