01:37 WHO WHO urges US to share Covid origins findings The World Health Organization on Wednesday urged Washington to share any intelligence it may be withholding on the Covid-19 pandemic's origins, ...
01:01 USA US limits new Covid-19 vaccines to high-risk groups, removes Pfizer for under-5s The new guidance marks a major shift from previous policy, which recommended annual COVID-19 shots for all Americans six months and older.