CDC sets rules for trial cruises with volunteer passengers

FILE - The Symphony of the Seas cruise ship is shown docked at PortMiami, in a Wednesday, May 20, 2020, file photo, in Miami. Cruise lines can soon begin trial voyages in U.S. waters. They'll have to carry some volunteer passengers, who will have to wear face masks and observe social distancing while on board. The Centers for Disease Control and Prevention gave ship operators final technical guidelines Wednesday, May 5, 2021 for the trial runs. (AP Photo/Wilfredo Lee, File)