dual-role

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Case Title Lower Court Docketed Status Flags Tags Question Presented
18-6542 Mauricio Licea v. United States Ninth Circuit 2018-11-02 Denied Response WaivedIFP civil-procedure dual-role due-process evidence expert-testimony expert-witness jury-instruction jury-instructions law-enforcement law-enforcement-testimony lay-witness trial-procedure Whether district courts must give a dual-purpose jury instruction after a law enforcement officer testifies as both an expert and a percipient witness