As the Johnson & Johnson Covid-19 vaccine awaits emergency authorization from the FDA, emergency medicine physician Dr. Anand Swaminathan details the specifics of the vaccine and how it compares to that of Pfizer and Moderna. » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Watch more NBC video: http://bit.ly/MoreNBCNews NBC News Digital is a collection of innovative and powerful news brands that …

कोरोना वायरस के राजधानी दिल्ली में लगातार आ रहे मामलों से अब डॉक्टर्स की कमी होने लगी है। यही वजह है कि दिल्ली के … source

A look at the top photos from around the globe. Original source (ABC/Youtube)