WASHINGTON -- Former New York City Mayor Rudy Giuliani (R) blamed this weekend's killing of two NYPD officers on anti-police "propaganda," for which he said President Barack Obama bears some responsibility. "We've had four months of propaganda, starting with the president, that everybody should hate the police," said Giuliani during an appearance on "Fox News Sunday." "I don't care how you want to describe it -- that's what those protests are all about." Giuliani cited the nationwide protests against institutional racism and police brutality that followed the deaths of Michael Brown in Ferguson, Missouri, and Eric Garner in New York,...