Why is Silicon Valley fighting a sex trafficking bill?

The government wants to change rules that allows websites to dodge liability for the ads they host, but tech companies call it counterproductive
Cloud services company Oracle has come out as one of the few technology companies to support a Senate bill intended to combat online sex trafficking.The Stop Enabling Sex Traffickers Act of 2017 would amend Section 230 of the Communications Decency Act (CDA) to hold websites liable for publishing information “designed to facilitate sex trafficking