Key Aspects: Two Carnival cruise ships will hold full, in-person safety briefings in the next few days: Carnival Magic and Carnival Paradise. All guests must participate in the mandatory drills, which include gathering at the assigned muster stations. John Heald has previously clarified that all ships in the Carnival fleet must complete full drills two times each year. Carnival cruise guests setting sail on two ships in the next few days will be completing the mandatory safety briefing as a full, in-person drill rather than the self-mustering or “e-muster” format most cruise l...