In a continuation of the campus anti-Israel histrionics observed across the country during the past month, some Duke University students decided to walk out of their graduation ceremony when Jewish comedian Jerry Seinfeld was introduced to give the commencement speech. They earned each and every boo directed at them (boos that NBC News incorrectly reports were aimed at Seinfeld rather than the attention-seeking keffiyeh kids). Graduations have always been performances (pomp, meet...