Omicron Variant November 26, 2021 5:23 pm What Is the Omicron COVID-19 Variant? A new variant, named B.1.1.529, was named a “variant of concern” by the World Health Organization and given the name “omicron” from the letter in the Greek alphabet. US & World Videos 1:23 Canton firefighter testifies in Karen Read murder trial 2:30 Protests continue at Tufts University 0:45 Karen Read trial Day 3: Witness testimony resumes 1:56 Campus unrest continues at Boston schools 2:11 Pro-Palestinian protests continue at local colleges