India, April 12 -- Tahawwur Rana, the 2008 Mumbai terror attacks 'mastermind', is being held in the National Investigation Agency (NIA) custody in Delhi, and the investigation into the case is being led by two senior Indian Police Service (IPS) officers, Jaya Roy and Ashish Batra.

The two also played a big role in getting Rana extradited from the US more than a decade and a half after he was arrested in Chicago in an unrelated case. Now that he has been brought back, the duo is leading a 12-member NIA team that will investigate the case.

Jaya Roy is a 2011 batch Indian Police Service (IPS) officer of the Jharkhand cadre. She is currently posted as the NIA team's deputy inspector general (DIG).

Born on April 22, 1979, in West Bengal, Ro...