disseminate content. the letter reads, in plart, i am concerned amazon receives paid advertisement that contains deliberate tightments, suggesting contend ahead of intended search results. congress schiff regarded information to address the spread of misinformation on its site and whether amazon accepts paid advertising from anti-vaccine activists. >> there are ten states focusing on a measles outbreak. they are quote a growing health threat. >> you ask yourself, is there a potential to be deadly? history tells us unequivocally that's the case. i consider it a really an irony that you have one of the most contagious viruses known to man