In re Masters

**241 *728 *1057 A jury convicted petitioner Jarvis J. Masters of the first degree murder of Sergeant Dean Burchfield, a correctional officer at San Quentin State Prison ( Pen. Code, §§ 187, subd. (a), 189 ; further undesignated statutory references are to the Penal Code), and conspiracy to commit murder and to commit assault on correctional staff (§§ 182, 4501). The jury found true the special circumstance allegation that the murder involved the knowing and intentional killing of a peace officer engaged in the performance of his duties (§ 190.2, subd. (a)(7)). The jury returned a verdict of death,…