October 19, 2017 6:40 am World's Largest Earthquake Drill to Help Millions Practice The world’s largest earthquake drill will take place on Thursday, with millions set to practice what to do if a massive quake hits. News4’s Justin Finch has more. Local 2:37 Police find 10 card skimmers in Prince George's County in less than a month 1:57 Man shot, killed near Potomac Ave Metro station in Capitol Hill 26:02 GOP House members visit pro-Palestinian encampment at GW: The News4 Rundown 2:02 Man on trial for murder claims he shot construction workers in self-defense 4:28 After-action report describes flaws with District Dogs flood response