MEDIA MATTERS FLINGS ANOTHER FACT-FREE SALVO DEFENDING CLINTON: David Brock, Hillary Clinton’s favorite attack dog, had his minions at Media Matters for America fire off another cluster of half-truths, evasions and vituperation at a journalism outfit with the temerity to report facts about the Clinton Foundation. But this one sets a new low mark for ignoring facts that are no less obvious than Brock’s obeisance to Hillary Clinton.