Marty Walsh is the mayor of Boston .
Boston Mayor Marty Walsh ordered construction projects to shut down and be secured with at most skeleton crews by March 23 , and that all branches of the Boston Public Library would close that night by 6 PM.The latest thing to shut down due to the coronavirus : Construction in BostonThe MBTA announced that starting March 17 , it would run subway and buses at Saturday levels of service during the week , with express buses still running , ferries not running , and commuter rail running on a modified schedule .