The United States is considering a range of options to deal with Libya, including military action and sanctions. However, there's another possibility for Libya: an information campaign and the Pentagon has reportedly explored at the option of jamming Libya's communications so that Gadhafi has a harder time talking to his forces. Matt Armstrong,  lecturer on public diplomacy at the USC Annenberg School of Communication and Journalism and publisher of   the blog, takes a closer look at how an information campaign might work in Libya.