The document discusses the influence of mass media on politics and policymaking. It describes the media's roles in setting the political agenda, influencing public opinion, and shaping how politicians present themselves and issues. While the media aims to inform the public and hold politicians accountable, there are concerns about superficial coverage, bias towards sensationalism, and conflicts of interest as media has consolidated into a few large corporations. Politicians have also learned to control and manipulate the media to advance their own agendas.