Untouchability a reality in 21st century India

On Dr B R Ambedkar's birth anniversary, we take a look at the most humiliating aspect of the caste system - untouchability, which is still rampant across the country even in industrialised states like Gujarat. Here, people are skeptical whether the state government's scheme to train children of sanitation workers to conduct pujas will work on the ground, or is merely a political gesture towards a votebank which can make and break fortunes in the general elections next year?