also compete against companies that must get through their gates to reach users. reporter: congress is considering new legislative protections like allowing news outlets a four-year anti-trust exemption so they can bargain with big tech giants and ultimately share in the revenue. >> this is the first significant anti-trust investigation undertaken by congress in decades. reporter: capitol hill may just be tuning into the changing landscape but big tech companies have been in reg you late ors crosshairs for months. >> the department of justice is also getting involved taking a look at the companies and their dominance in the marketplace and making sure that they're not misusing that. reporter: the big tech companies have done the best they can to navigate this rapidly-changing news landscape and insists for the most part they help keep the industry afloat, and it's tough to argue with the numbers. each month google reports they drive over 10 billion clicks to publisher's websites. in washington, gillum january turner, fox news. rick: something is killing dolphins along the gulf coast.