A cold front crossing the Valley could trigger a few showers or thundershowers through roughly dusk. Canadian wildfire smoke will make the sky appear hazy tonight, Wednesday.

AGO, AND WHAT IT’S DOING IN LANCASTER COUNTY. DEJA VU ON THE TRACKS IN LANCASTER COUNTY. FOR THE SECOND TIME IN A WEEK, A TRAIN AND A TRUCK HAVE COLLIDED ALONG AN INTERSECTION IN PENN TOWNSHIP.

“We’re preparing for an enormous turnout,” said Matt McCool of the Secret Service's Washington Field office, who said more than 18 miles of “anti-scale fencing” would be erected and “multiple drones” ...