Left-wing writer Max Blumenthal helped inspire Hillary Clinton’s debunked talking point that an obscure YouTube movie called “Innocence of Muslims” was responsible for the deadly terrorist attack on the U.S. consulate in Benghazi, Libya in 2012. The son of Clinton’s longtime political adviser and informal Libya consultant, Max Blumenthal pushed his conspiratorial theories onto the secretary of state in the hours after Ambassador Chris Stevens and three others were killed. The Daily Caller reported in December that Hillary Clinton received the “Youtube video” talking points before the rest of the Obama administration. Clinton was the first administration official to suggest...