The Constitution Bench of the Supreme Court is set to settle the issue whether complainant being the investigating officer in NDPS cases will vitiate the trial.The case Mukesh Singh v State is listed before the five judges bench comprising Justices Arun Mishra, Indira Banerjee, Vineet Saran, M R Shah and Ravindra Bhat on October 24.In this case, a two judges bench comprising Justices U U...