CBI summons Nirav Modi's chief financial officer Vipul Ambani, grills him for 8 hours

On Sunday, 10 suspended PNB officials were questioned in Mumbai for around 8 hours and CBI's office by 7 pm.

CBI also questioned Nirav Modi's chief financial officer Vipul Ambani. He was called by CBI with documents. Vipul is the son of Dhirubhai's younger brother Natubhai Ambani.