http://www.wpri.com WPRI TV RSS Feed; Site: WPRI TV; Category: General Ent General Ent 600 2923316 http://www.wpri.com/dpp/news/us_news/northeast/AP_CBS_employee_pleads_not_guilty_in_Letterman_plot_20091002_2923255 Fri, 02 Oct 2009 20:40:07 GMT <p>A CBS News employee pleaded not guilty Friday to trying to blackmail David Letterman for $2 million in a plot that spurred the TV host to acknowledge sexual relationships with women who worked on his show.</p>