 Security fencing goes up around the ellipse near the White House as world leaders come to town for the NATO summit today. You are listening to 103.5 FM and WTOP.com. Stay up to date with WTOP News and 7 News First Alert Weather. Tuesday morning, July 9th, welcome in at 148. Traffic and weather on the 8th and when it breaks, over to Ken Berger with us this morning in the WTOP Traffic Center.