. >> narrator: raif badawi wrote a blog on which he promoted liberal values, and questioned the role of religion in saudi life. >> narrator: badawi, a father of three young children, was arrested in 2012 and sentenced to ten years in prison and 1,000 lashes for insulting islam. >> (translated): this is the square where they flogged the brother raif badawi. >> narrator: yasser films the square in the city of jeddah, where raif was lashed in public in january 2015. the lashing was secretly filmed by an activist. >> (translated): i believe that raif has been true to himself. i have a lot of respect for him. he didn't carry arms. he didn't kill anyone. he didn't blow anything up. all he did was express an opinion. >> narrator: raif has spent most of his sentence in one of saudi arabia's most notorious prisons, breiman. the underground network managed to smuggle cameras into breiman. what they found was chaos and lawlessness, and prisoners openly injecting heroin. >> narrator: here, a prisoner is abused by his fellow inmates. >> narrator: raif badawi spent almost four years locked up here