Maryland October 8, 2024 5:19 pm Montgomery County schools to install vape detectors The detectors will go in bathrooms at all county high schools. News4’s Mauricio Casillas reports. Local 1:37 Memorial held for DC woman year after disappearance 25:47 Israel attacks Iran: The News4 Rundown 1:49 George Washington's Mount Vernon undergoing renovations to preserve mansion 3:18 DC-based run club to cheer runners at Marine Corps Marathon 2:26 Historic St. John's Church undergoes restoration