Former media tycoon Peter Mukerjea today underwent a lie-detector test in New Delhi in connection with the murder of his step daughter Sheena Bora. <br/><br/>CBI sources said several questions about the crime, his conversations with his wife Indrani Mukerjea and his own statements were put to him during the test by CBI officials at the Central Forensic Science Laboratory. They said there were some questions where there were indications of deception.<br/><br/>CBI has received the nod from a special court in Delhi to subject Peter to polygraph tests. The agency will have to produce him before a special court in Mumbai on Monday which has given it his custody.