Since its discovery in Brazil last December, a third COVID variant, P1, has spread rapidly around the world. Brazilian scientists have developed a new antibody test to help track it. CGTN’s Paulo Cabral reports. Watch CGTN LIVE on your computer, tablet or mobile http://america.cgtn.com/livenews Subscribe to CGTN America on YouTube Follow CGTN America: Twitter: @cgtnamerica Facebook: @cgtnamerica Instagram: @cgtnamerica TikTok: @cgtnamerica