Bollywood star Hrithik Roshan is celebrating his birthday today, on January 10. On the occasion, the actor received a sweet birthday wish from his girlfriend and actor Saba Azad.

But one young, charismatic man - a member of India's lowest caste, the Dalits (formerly "untouchables") - is hoping to do just that in the general election. Chandrashekhar Azad is taking on India ...