Before the trading day starts we bring you a digest of the key news and events that are likely to move markets. Today we look at:

Good morning, this is Chiranjivi Chakraborty, an equities reporter in Mumbai. Traders will brace for a volatile session with the expiry of weekly contracts on the Nifty coupled with a selloff in Asian stocks. Nifty futures indicate a negative start that could accelerate later in the day. Volumes should improve as more investors return from holidays.