WASHINGTON - Documents found by American troops at a terrorist camp in Iraq last year contained the name of a New York mosque imam now facing federal charges of plotting to obtain a shoulder-fired grenade launcher, law enforcement officials said Friday. An entry in an address book found by the soldiers at an Ansar al-Islam camp last summer in northern Iraq referred to Yassin Aref as "the commander" and included his address and telephone number in Albany, N.Y., the officials said. Although Aref had come to the FBI's attention before the address book's discovery, two law enforcement officials speaking on...