Above: Video from the scenePolice in Savannah have shut off several roads surrounding the construction of the federal courthouse due to safety concerns.The roads are closed to both vehicular and pedestrian traffic.Live Traffic UpdatesTRENDING STORIES:Alex Murdaugh Murder Trial: Live UpdatesThis Snapchat video puts Alex Murdaugh at crime scene minutes before murders, prosecutors sayVideo shows Alex Murdaugh and son Paul having fun just hours before double murdersWhitaker Street between Broughton and York streets and State Street between Bull and Whitaker streets are both shut down.Officials say the road closures pertain to structural issues but did not elaborate.