Arrested Mumbai police officer Sachin Vaze was brought to Antilia, the house of India's richest man Mukesh Ambani, as part of the investigation in the case of a car full of explosives found near the home of the Reliance Industries chairman. The National Investigation Agency (NIA) brought Mr Vaze to the spot outside Antilia where the car with explosives was found to reconstruct the sequence of events, sources have said.