The U.S. reported its first confirmed case of the omicron variant in California on Wednesday. Scientists and health officials are racing to understand the variant, with the WHO saying it's still too early to determine whether it's more contagious, more deadly or more resistant to vaccines than other variants. Omicron has pushed members of the WHO to commit to start talks over a "gobal pandemic treaty" for future pandemic preparedness. Priti Krishtel, co-founder and co-executive director of the Initiative for Medicines, Access & Knowledge, joins Cheddar Politics to discuss.