USA Update James 'Whitey' Bulger appeals 2013 conviction, claims 'lifetime immunity'

James 'Whitey' Bulger argues his conviction on charges of murder and other crimes was unfair, because the judge did not allow the jury to hear his assertion that the FBI had granted him lifetime immunity in exchange for information.

By , Staff writer

Jane Flavell Collins/AP

Lawyers for the infamous Boston mob boss James “Whitey” Bulger filed an appeal Thursday to overturn the sweeping 2013 conviction on charges linking him to 11 murders in the 1970s and '80s.