early puberty in girls. a police helicopter in los angeles makes an emergency landing after taking a bullet to the fuel tank. an 18-year-old man was arrested for attempted murder yesterday after witnesses saw him fire at the chopper from his front yard. the man was reportedly upset about someone's death. a wikileaks is at it again releasing a cache of classified military documents concerning the activities of terror suspects being held at the guantanamo bay prison. >> now these documents reveal extraordinary details including about the movement of osama bin laden and other al qaeda leaders after 9/11. cnn national security analyst peter bergen wrote a book on bin laden called "the osama bin laden i know." he joins us now from washington. peter, you know more about osama bin laden than most people. after sort of looking at the reports of this document release, anything particularly stand out to you that we didn't know before, that's important? >> i think the wikileaks documents are sort of filling in details that historians will