What we know -- and don't know -- about Russia's 'Sputnik V' vaccine
{"Image XResolution": "300", "Image YResolution": "300", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Adobe Photoshop 2020 Macintosh", "Image DateTime": "2020-08-11T15:00:16-04:00", "Image Copyright": "Copyright (c) 2020 Shutterstock. No use without permission.", "Image ExifOffset": "236", "EXIF ExifVersion": "0220", "EXIF ExifImageWidth": "1600", "EXIF ExifImageLength": "900"}