The document contains lecture slides from a textbook on American politics discussing the role of media in politics. It covers several topics: the different types of news media and their role as watchdogs; the rise of technology and regulation of broadcast media; the emergence of conglomerates and internet sources; how politicians use media and demands on reporters; and the effects of media on public perceptions through filtering, framing and priming. It also includes sample poll questions and additional slides with images.