Up to 3,200 passengers to be taken across Virginia on Up to 3,200 boats . Service is partially a response to the closure of all bridges from Potomac to CNN clears security to provide service . All passengers must arrive 10 a.m. early for a full screening .
Up to 3,200 passengers to be taken across Potomac on seven boats . Service is partially a response to the closure of all bridges from Virginia to D.C. Potomac Riverboat Company clears security to provide service . All passengers must arrive at least an hour early for a full screening .