 And that closure is scheduled to begin at 8 this morning and last until Trump's event ends. Meanwhile, intermittent closures are expected throughout the day on Interstate 64 and on the Chesapeake Expressway, Highway 168. State police say they are helping the Secret Service, but they cannot comment on any specific time frame for those closures. Because of the road closures and traffic, Sentara has announced that Sentara Family Medicine, Sentara Therapy Center, and Sentara Diagnostic Center,