 More generally, he has admitted that he "fell down a slippery slope", expressing anger at actions of the Israeli government in the form of anti-Semitic remarks he later recognized as wrong.In December 2009, one of Qadhi's former students Umar Farouk Abdulmutallab tried to blow up a transatlantic aeroplane with explosives concealed in his underwear.In July 2010, Qadhi was selected to participate in an official delegation of eight U.S. imams and Jewish religious leaders to visit the concentration camps at Auschwitz and Dachau.