Huge backlash... Donors taking back their money. Franklin Graham, the son of evangelist Rev. Billy Graham, and many others have harshly criticized the Islamic prayer call. Security threat nixes Islamic prayer call from Duke Chapel http://www.wral.com/duke-reverses-plan-to-allow-islamic-call-to-prayer-from-campus-chapel/14359650/ Despite the headline of the article... the reality is that Duke backed down due to the harsh criticism from every angle --- as outlined in the article.