COVID ‘Nightmare’ Variant XBB Is Likely Here in Mass., Experts Say – NECN

COVID ‘Nightmare’ Variant XBB Is Likely Here in Mass., Experts Say – NECN: ‘Nightmare' XBB Variant Likely Already Here, Boston Doctors Say Two major concern among doctors is whether the new variants can evade treatment from monoclonal antibodies and render the new bivalent vaccines ineffective