India, Nov. 2 -- A special court has allowed the Central Bureau of Investigation (CBI) to examine four unlisted prosecution witnesses in the 2012 murder of Sheena Bora-the jailors in whose presence the handwriting specimens and signatures of the accused, Indrani Mukerjea, Sanjeev Khanna and Shyamvar Rai were collected.

On Thursday, the CBI had applied to the court asking for permission to examine the four jailors after one of the investigating officers in the case, Imran Aashique, admitted in his testimony that he had collected the handwriting samples and signatures in their presence.

The agency said it had accidentally forgotten to add the four jailors' names to the list of additional witnesses. Advocate Ranjeet Sangle representing Muk...