Following up on this post (link), Zev Eleff was kind enough to send his article on this topic (below). A commenter also provided a link to an article by Dr. Steven Oppenheimer titled "Journalism, Controversy, and Responsibility: halachic Analysis" from the Journal of Halacha and Contemporary Society (No. 41, Spring 2001): link
lashonhara-eleff
Thursday, January 29, 2009
Lashon Ha-Ra and Newspapers II
9:47 AM
Gil Student