Russian opposition leader 'fighting for life' after alleged poisoning

Russian opposition politician Alexei Navalny is in a coma and on a ventilator in a Siberian hospital after falling ill during a flight from suspected poisoning, according to his spokeswoman. Kira Yarmysh said on Thursday that Navalny, 44, was flying from Siberia to Moscow after a work trip to Tomsk when his plane made an emergency landing after he fell ill. Al Jazeera's Rory Challands reports. Subscribe to our channel: http://aje.io/AJSubscribe Follow us on Twitter:   / ajenglish   Find us on Facebook:   / aljazeera   Check our website: https://www.aljazeera.com/ #AlJazeeraEnglish #Russia #Navalny