 I'm Michael Toscano. Coming up, fireworks lit up the D.C. sky on the Fourth of July as a massive crowd packed in at the National Mall. Learning more about what caused that boiled water advisory. I'm Neil Orgenstein. The D.C. region has a new king of cheesesteaks. I'm Mike Murilla. When dogs take off after a scare, what pet owners should know. I'm Kate Ryan. And it's midnight.