They could sue but they would lose because of fair use/fair dealing clauses. In the UK for instance the rule is: "Fair dealing for criticism, review or quotati

They could sue but they would lose because of fair use/fair dealing clauses. In the UK for instance the rule is: "Fair dealing for criticism, review or quotation is allowed for any type of copyright work. Fair dealing with a work for the purpose of reporting current events is allowed for any type of copyright work other than a photograph. In each of these cases, a sufficient acknowledgment will be required."