Al Jazeera Journalism Review
Mahmoud Ghazayel is a verificationista, blogger and journalist for the Arabic news website, 24 Media. He was previously the social media editor for Al Hayat newspaper.
It's often seemingly impossible to tell what's fake and what's not on social media. We look at the tools journalists can use to verify video sourced online. How can you spot fake videos from hate groups to terrorist organisations on social media? Is it even possible? What tools can you use to verify the authenticity of these videos?