that wouldan be the case for almost any private entity there has to be a level of due diligence. i would note this applies to other private companies like banks who have a level of responsibility when they are trying to fight against drug traffickers laundering money. there is no doubt that there are going to the efforts not only by russian troll farms and others who may not have the best interest of the united states at heart. this kind of propaganda and disinformation has been around for years but the difference is the tools have changed. the ability before when you might see someone sending out flyers is pretty quaint but now you think you can spend, you know, a thousand dollarsho and reached thousands of people, so it's very important that the laws change if 20th 20th century laws trying to deal with 21st century reality and that's what we are trying to get at and i note this legislation is aimed at online paid political advertising. it doesn't try to solve the problems of people sitting in macedonia or some other country where there are hundreds of people liking things and p

say, wouldan used to you go with an audience to give a speech to 100,000 people? he said sure. politicale leader. she is getting 700 letters a 700 -- he is getting letters a week from people around the country. rd sunday nighto at 9 p.m. on c-span's book television. >> on "the communicators," we interview for cyber researchers teaching the latest artificial techniques. internet is a bit unique. interaction.uman we have seen some attacks, like webcams. >> i think we have seen hacking as people breaking into systems. problemsally, solving in different ways is what happened is about. >> information out there is unbelievable. tutorials.utube and 20 years ago, there wasn't much. it was a true wild west. it is an exciting time. >> this is taking it one step further. we don't have to intervene anymore with the computer. we just give it raw data. we pass it over to the machine and it learns how to make useful predictions. communicators," monday night, at eight eastern on c-span two.