COVID-19 September 2, 2021 6:27 pm WHO Monitoring New COVID Variant Called ‘Mu' The WHO is monitoring a new COVID-19 variant called “mu.” NBC 6’s Marissa Bagg reports US & World Videos 3:01 Lauderdale-by-the-Sea launches beach safety campaign 2:38 Local robotics team spends day exploring US Navy ship 2:35 Jury begins deliberations for Miami-Dade Corrections officer charged in inmate's death 2:48 FBI provides new details in case against man accused in wife's disappearance in Spain 0:41 Time capsule found during demolition of Fort Lauderdale city hall