Are relations between China and India about to thaw?

Chinese President Xi Jinping and Indian Prime Minister Narendra Modi held their first bilateral talks in five years on the sidelines of the BRICS summit in Russia this week. In this edition of Access Asia, we look at the source of the tensions and find out how the apparent thaw is being viewed in China and India respectively. Plus, we speak to North Korea specialist Hazel Smith to find out what Pyongyang stands to gain by sending troops to Russia.