Russia's opposition leader Alexei Navalny was poisoned and arrested by the Kremlin. His wife Yulia Navalnaya was arrested for protesting for his freedom and charged a fine.

Thousands of people in Russia have taken to the streets demonstrating against the Kremlin and calling for Alexei's release.

Pussy Riot's co-founder Nadya Tolokno talks about being in a Russian prison and how impressed she is with the public out cry.

SUBSCRIBE to our YouTube channel for more videos: http://www.youtube.com/skynews

Follow us on Twitter: https://twitter.com/skynews

Like us on Facebook: https://www.facebook.com/skynews

Follow us on Instagram: https://www.instagram.com/skynews

For more content go to http://news.sky.com and download our apps:

Apple: https://itunes.apple.com/gb/app/sky-news/id316391924?mt=8

Android https://play.google.com/store/apps/details?id=com.bskyb.skynews.android&hl=en_GB

Sky News videos are now available in Spanish here/Los video de Sky News están disponibles en español aquí https://www.youtube.com/channel/UCzG5BnqHO8oNlrPDW9CYJog