The federal complaint did not mention the names of the inmates, but the source told CNN that one of them is Ronell Wilson, the presumed father.

CNN: STORY HIGHLIGHTS

According to a federal complaint, Nancy Gonzalez is eight months pregnant following a relationship with Ronell Wilson, who was sentenced to death in the homicides of undercover detectives Rodney Andrews and James Nemorin.

WSJ: Authorities Say Guard Had Sex With Murderer