A day before the scheduled hangings in the Nirbhaya case, the Supreme Court on Thursday dismissed the curative petition filed by death row convict Pawan Kumar Gupta challenging the dismissal of his claim of juvenility at the time of offence.A 6-judge bench comprising Justices N V Ramana, Arun Mishra, R F Nariman, R Banumathi, Ashok Bhushan and A S Bopanna …