kemptown is shut down. it is closed right now.und bw parkway at 410 that's a five-mile backup. crash out of the way. new hampshire avenue at m street, all lanes blocked at a fatal pedestrian hit-and-run from overnight. good morning, chuck. >>> sun is coming up in our eastern sky there. mostly clear early this morning. a nice light breeze. putting cooler air in place. 4 things you need to know about your forecast. fantastic weather for today. saturday will be dry for all of the i-95 corridor. could have showers in the mountains on saturday. everyone on the look out on sunday. a chance for severe weather. we'll be tracking the severe weather threat through the course of the weekend. next week, a touch of >>> people want to know what really caused that deadly apartment explosion in silver spring. >> in a few hours, we may get some answers. it has been over a week now since the blast and several agencies, including the ntsb have taken part in the intensive investigation. kristin wright is live at the flower branch apartments now with