Joe Biden directed Department of Homeland Security boss Alexandro Mayorkas to assemble an “independent security review” of the attempted assassination of Donald Trump on July 13. The inclusion of Obama DHS boss Janet Napolitano ensures that this review will be anything but independent. Napolitano made her public debut in the 1991 campaign to keep Clarence Thomas off the U.S. Supreme Court. Anita Hill accused Thomas of sexually harassing her and Napolitano, then with a Phoenix law firm, represented Hill in the matter. In the confirmation proceedings, Hill’s witness Susan Hoerchner, “suddenly developed amnesia,” about parts of her story that contradicted...