From your reading about the Progressive Era what role can the media play in relation to social political and economic issues?

In the Progressive Era, the media had played a new role in revealing the corruption, problems, and excesses of society, especially through yellow journalism and muck-racking. One could infer, if they believe the type of media was effective then, that the modern media could become more involved in trying to highlight and alleviate socio-political and -economic issues.