In order to succeed as an entrepreneur, you need to have a good idea and the leadership to make it happen, and you need to demonstrate integrity at all times.

FORBES: 5 Ways to See If Your Business Integrity is Showing

Nissan's decision is to demonstrate its confidence in the integrity and performance of its battery system.

ENGADGET: Nissan upgrades US Leaf warranties, will 'restore' batteries that lose too much charge

The facts demonstrate that Mr Gupta is an innocent man and that he has always acted with honesty and integrity.

BBC: Ex-Goldman Sachs director Rajat Gupta on fraud charges