International RUSSIA EXPO forum and exhibition. Knowledge: Pioneers marathon. Knowledge Is Power track. Former deep-cover intelligence officer and writer Elena Vavilova.
- Author: Ramil Sitdikov
- Credit: Sputnik
- Source: host photo agency: RIA Novosti
- Original: Digital
- Media: JPEG, 7683x4989px, 20.6Mb
- Job-ID: b597b4a227d5ee81