Two weeks ago at the Republican National Convention (RNC) a grieving mother blasted Hillary Clinton for the debacle of the 2012 Benghazi attack. Last Thursday, at the Democratic National Convention (DNC), grieving parents gave a speech criticizing Donald Trump for his statements against Muslims. While all the grieving parents deserve sympathy, the Big Three (ABC, CBS, NBC) network evening and morning shows seemed to only care about the parents that showed up at the Democratic Convention. Khizr Khan and his wife Ghazla’s DNC appearance earned 55 minutes, 13 seconds of Big Three network coverage, nearly 50 times more than Pat...