Both men pleaded not guilty this week in Orange County to raping and killing four women.
Franc Cano, 27, and Steven Dean Gordon, 45, are both charged with four counts of murder and rape stemming from the deaths of four women last fall and earlier this year.
The leader of the state Senate is seeking an independent review of how parole officers tracked a sex offender charged with four Southern California slayings.
The arraignment for two parolees accused of raping and killing four women while wearing GPS trackers was postponed Tuesday morning.
A news conference was planned for Monday afternoon following the arrests of two men accused of murdering four Orange County women.
Franc Cano, 27, and Steven Dean Gordon, 45, both of Anaheim, are being held for the suspected murders of all four women, according to Anaheim and Santa Ana police departments.