 Over to Robert Workman in the WTLP Traffic Center this morning. Accident cleanup remains in Prince George's County, outer loop north of Route 4, Pennsylvania Avenue. On the way up towards Ritchie Marlboro Road, multi-vehicle crash there. Left and center lanes are blocked. Traffic only squeezing by single file to the right at the moment as you head north from Joint Base Andrews. On the inner loop, your lanes are open.