As usual, the interventionists who run the US foreign policy establishment are drawing all the wrong conclusions from the news that the former “al-Qaeda in Iraq” (now “al-Qaeda in Iraq and Syria”) has set up shop in the notorious Fallujah. Sen. John McCain and his sidekick, Sen. Lindsey Graham, issued a joint statement over the weekend which unsurprisingly blamed the whole development on President Obama’s decision to withdraw US forces form Iraq in 2011....