Question: J.E.B. v. Alabama ex rel. T.B. extended precedent in which 1986 case regarding race-based peremptory challenges in criminal trials?
Sentence (from "Blake Percival"): Percival became a whistleblower after alleging he was terminated from USIS for not ordering his subordinates to submit cases to the U.S. Government for payment that had not been completed.
Relevant evidence: No