The journalist who helped Edward Snowden expose the NSA's mass surveillance programme says she believes he will be able to return home one day.<br /><br />Al Jazeera's Phil Lavelle caught up with Laura Poitras ahead of the Academy Awards, where her film about Snowden is up for an Oscar. <br /><br />Subscribe to our channel http://bit.ly/AJSubscribe<br />Follow us on Twitter https://twitter.com/AJEnglish <br />Find us on Facebook <br />https://www.facebook.com/aljazeera <br />Check our website: http://www.aljazeera.com/
