Ron Johnson actually said...

Do you deny the fact that Google and Yahoo! have an enormous free market incentive to make sure that this criminal activity does not occur o...

But I want to make sure it is a cooperative one, not potentially somebody who is set up in business and is actually hostile to some of the a...

Doesn't Yahoo! and Google, don't they have enormous financial incentives to try and police this and prevent malvertising and malware?

So you are actually talking about enforcement; you are talking about going after criminals and enforcing and penalizing the criminals.