When a defendant requests and is granted a mistrial, jeopardy will attach if a prosecutor’s conduct is so egregious that it results in prejudice to the defendant that cannot be remedied by anything short of a mistrial.
Schreiber, Sara, "Thomas v. Eighth Judicial Dist. Ct., 133 Nev. Adv. Op. 63 (Sept. 14, 2017)" (2017). Nevada Supreme Court Summaries. 1075.