word memo details how facebook was contributing to havoc around the world. she felt like she had blood on her hands. she was expect facebook to remove the memo from the internal company system so she posted it on her personal website but then facebook asked her website's hosting service to take the memo down, claiming it contained proprietary information. facebook shut down your website. >> first they went to my hosting server and got them to take it down. then my domain registry towed me they took down my domain, too. >> reporter: that seems an extraordinary move to me. >> absolutely. i am annoyed i never got my website back. nobody wants to make an enemy of facebook. >> reporter: they said it contains sensitive information that could have been used by people trying to get around facebook's safety systems. the spokesperson said facebook invested 13 billion in safety and security and 40,000 people are reviewing content in 50 languages across the world adding we have also taken down