WASHINGTON, Sept. 1 -- The U.S. Department of Justice issued the following news release: A federal jury in the Western District of Arkansas convicted four men yesterday for their lead roles in an investment fraud and money laundering conspiracy that cheated victims out of more than $18 million. "The defendants abused their positions of trust to entice victims into parting with more than $18 million," said Acting Assistant Attorney General Nicole M. Argentieri of the Justice Department's Crimin  more