Herbert William Mullin, left, is shown in court during his 1973 trial for 10 of the 13 murders that Mullin, then 26, confessed to. Mullin, right, died Thursday, Aug. 18, 2022, at the California ...

Herbert Mullin, 25, is shown leaving court after being arraigned on murder charges in Santa Cruz, Calif., Feb. 23, 1973. (AP Photo, File) ...

Herbert William Mullin admitted to killing 13 people in the early 1970s, including two young children and a Catholic priest. The former honor student, 75, died Thursday at the California Health ...