 When traffic takes a turn for the worse, you'll hear about it first on WTOP. Northbound 95 has been shut down. Traffic updates every 10 minutes on the 8th. I heard it on WTOP. WTOP News. Facts matter. The WTOP Traffic Center. Tracking the top trouble spots. The biggest backups. The major incidents. The slowest traffic. WTOP Traffic. Every 10 minutes on the 8th and when it breaks.