Bangladesh, Aug. 10 -- The long-running sexual abuse scandal at the now-shuttered Federal Correctional Institution (FCI) in Dublin, California, has reached another grim milestone. Two former correctional officers-Jeffrey Wilson, 34, and Lawrence Gacad, 33-have pleaded guilty to sexually abusing female inmates, making them the eighth and ninth employees convicted in connection with the prisons pervasive culture of predation.

The US Attorneys Office for the Northern District of California announced the guilty pleas on Thursday, underscoring what officials have called a “zero tolerance” policy for sexual misconduct by federal prison staff. But for many advocates and former inmates, the convictions serve as yet another reminder o...