Season 4

Prisoner 01B624, Curtis Bennett.

After Vern Schillinger's daughter-in-law Carrie gave birth to Vern's granddaughter Jewel, African-American inmate Curtis Bennett looked for Schillinger at the cafeteria. He told Vern that he knew Hank

Hank Schillinger

Henry "Hank" Schillinger, played by Andrew Barchilon, is a fictional character on the HBO drama Oz.-Character overview:His father Vern Schillinger is an inmate who runs the Aryan Brotherhood within Oz. An amoral drug addict, Hank, like his younger brother Andrew, has been raised on white...

 and Carrie and she was a prostitute, and Hank her pimp

Pimp

A pimp is an agent for prostitutes who collects part of their earnings. The pimp may receive this money in return for advertising services, physical protection, or for providing a location where she may engage clients...

. He also said that probably Jewel wasn't his granddaughter. Schillinger told Bennett that if he lied he will be killed. A DNA

DNA

Deoxyribonucleic acid is a nucleic acid that contains the genetic instructions used in the development and functioning of all known living organisms . The DNA segments that carry this genetic information are called genes, but other DNA sequences have structural purposes, or are involved in...

exam proved that Jewel was Hank's daughter.