Why was the Indian election such a shock?

ITV News - What You Need To Know

To some he’s a deity - to others a dictator.
But few ever doubted Narendra Modi’s firm grip on power in India - until now.
He has secured a third term as Prime Minister, but his party has lost its majority for the first time in ten years.
So what impact could India's shock election result have on this economic powerhouse and the rest of the world?
Geraint Vincent tells you, what you need to know.