The Phi Kappa Psi fraternity house at the University of Virginia in Charlottesville, Va. That fraternity was implicated in a now discredited Rolling Stone story about a rape on campus. A dean named in the piece is suing the magazine for $7.85 million. Phi Kappa Psi says it will also sue the magazine. Steve Helber/AP hide caption

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Members of the Phi Kappa Psi fraternity at the University of Virginia were accused of committing gang-rape in a Rolling Stone article last November. The article was later retracted. A report by the Columbia University Graduate School of Journalism said the errors behind the article involved "basically every level of Rolling Stone's newsroom." Jay Paul/Getty Images hide caption

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The Phi Kappa Psi house at the University of Virginia in Charlottesville was at the center of rape allegations contained in the Rolling Stone story. The magazine acknowledged that its reporting had been flawed, and the campus ban on the fraternity was subsequently lifted. Steve Helber/AP hide caption

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The Phi Kappa Psi fraternity house at the University of Virginia in Charlottesville, Va. The fraternity was at the center of a controversial Rolling Stone article describing an alleged gang rape at the school. Steve Helber/AP hide caption

itoggle caption Steve Helber/AP

The Phi Kappa Psi fraternity house at the University of Virginia in Charlottesville, Va. The fraternity was at the center of gang-rape allegations published in Rolling Stone magazine. The magazine said Friday that there were "discrepancies" in its reporting. Steve Helber/AP hide caption

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Boston bombings suspect Dzhokhar Tsarnaev on April 19 as he emerged from a boat stored in a Watertown, Mass., backyard. The red dot of a police sharpshooter's laser sight can be seen on his forehead. Mass. State Police Sgt. Sean Murphy/Boston Magazine hide caption

itoggle caption Mass. State Police Sgt. Sean Murphy/Boston Magazine

Rolling Stone's latest cover. Rolling Stone hide caption

itoggle caption Rolling Stone