Khalid Ali-M Aldawsari, 20, was attending a small college near Lubbock, Texas. The FBI says he purchased chemicals and bomb components and kept a detailed journal outlining his targets, including former President George W. Bush's home in Dallas and dams in Colorado and California.WASHINGTON — The FBI has arrested a Saudi citizen attending a small college near Lubbock, Texas, on charges of attempting to build and use a weapon of mass destruction after he allegedly purchased chemicals and bomb components and began researching U.S.