 We did have the one issue on the Mark train. Brunswick line train 874 was canceled due to a mechanical issue. Passengers that normally take 874 will be accommodated by Mark 872 this morning. Get protein for less at Whole Foods Market. Save 20% off air-chilled, organic, boneless, skinless chicken breasts with Prime through July 9th while supplies last. Shop in-store or online. Terms apply. I'm Rita Kessler, WTOP Traffic. And here's 7 News First Alert meteorologist Brian Van de Graaff.