Earlier last week, Attorney General Eric Holder, in a letter to the Senate Judiciary Committee, actually for the first time acknowledged that the United States has actually killed four American citizens, including Ayman al-Aliki, who was the purported head of al-Qaida in the Arabian Peninsula, his 16-year-old son Abdulrahman al-Awlaki, Jude Mohammed and Samir Khan, who were also American citizens.