. >> school superintendent frank rodriguez feared violence, so he pulled the books. >> from someone outsidet's almost obvious, that most of the books hadn't been read prior to being challenged. that some other source was used to gather these things together. so when that happened, i was like, okay, i knew we were in for a rough road. >> that road began here. a book review website called book looks, founded two years ago by a florida nurse. she declined an interview, but told us her book reviews are written by volunteers, using book look's own standards. and this is where beaufort's experience becomes a national story. across the country, book bans are being demanded based on book look's amateur volunteer reviews, often in the hands of moms for liberty. >> if someone is demonstrably harming our children, we're going to come together to fight to protect them. >> reporter: moms for liberty held a national convention last summer, which attracted major republican presidential candidates. it had been only two and a half years since moms was founded as a reaction against covid mandates. its founde