Maryland, Virgina and District coordinating virus response

Maryland Gov. Larry Hogan speaks at a news conference on the grounds of the Maryland State House on Friday, April 17, 2020 in Annapolis, Md. Hogan spoke after holding a conference call with Virginia Gov. Ralph Northam and District of Columbia Mayor Muriel Bowser about coordinating response to the virus in and around the nation’s capital. (AP Photo/Brian Witte)

ANNAPOLIS, Md. — Long linked by proximity and the hundreds of thousands of federal workers who live and work in their jurisdictions, Maryland, Virginia and the District of Columbia are now connected by the growing numbers of coronavirus cases they are battling.