Turkish President Recep Tayyip Erdogan has demanded an apology from U.S. Vice President Joe Biden, if his reported comments about Turkey's "mistakes that paved the way for the rise of the jihadists" were true. "If Biden told these words, then he will be history for me. I never uttered such remarks," Erdogan said after the morning prayer for Eid al-Adha--the festival of sacrifice observed by Muslims all over the world--in Istanbul on early Oct. 4. "President Erdogan told me, he is an old friend, said you were right, we let too many people through, now we are trying to seal...