Federal prosecutors argued in court records Monday that James “Whitey” Bulger has made a “frivolous and unsubstantiated” claim that he was granted immunity for his crimes four decades ago, and they opposed a request that the sitting judge in the case recuse himself because he was once a prosecutor. The prosecutors argued that the notorious gangster has showed no evidence that US District Court Judge Richard G. Stearns has a hidden interest in the case.
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