The CDC put off making any decision about the Johnson & Johnson coronavirus vaccine, saying they need more information about a rare type of blood clot. CNN's chief medical correspondent Dr. Sanjay Gupta reports on the latest and answers your questions.
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At least 21 states have recorded at least a 10% rise in daily average positive cases of Covid-19, according to Johns Hopkins University data Thursday, demonstrating that the fight against the pandemic is far from over.
Virus updates: U.S. setting up $1.7 billion national network to identify, track worrisome coronavirus mutations; Louisiana gets creative with vaccine outreach; plus more virus news.