Teachers' Day: Sarvepalli Radhakrishnan's grandson recalls fond memories of former President (Video)

Subramanyam Sharma, a business man, has much more in his blood than all the professional acquisitions he has made for himself. From being the grandson of the second president of India, Sarvepalli Radhakrishnan and having the fourth president of India, VV Giri as his uncle. Here's what makes this man's grandfather so special that Teachers' Day is celebrated in memory of him since 1962.