When inked with hearsay and hyperbole, the pen is indeed mightier than the sword, and might lead to actual hostilities (see: Spanish-American War). Such was Joseph Pulitzer's belief at the turn of the 20th century as he and Hearst patented yellow journalism in order to up circulation for their at-war papers. Fast forward a century later and Australian-born Rupert Murdoch's Fox-led empire also hustles the most extra-extra headlines in the name of ratings. Tonight, James McGrath Morris and Vanity Fair columnist Michael Wolff, authors of two new books on Pulitzer and Murdoch, share the nitty-gritty on the influential and incredibly complex moguls.