Sensex edges down ahead of Yellen speech, derivative expiry

MUMBAI (Reuters) - Indian shares edged down on Tuesday, posting their second consecutive session of falls, amid caution ahead of the expiry of monthly derivative contracts later this week and a speech from U.S. Federal Reserve Chair Janet Yellen later in the day.

The Nifty fell 0.24 percent to 7,597, while the Sensex dropped 0.26 percent to 24,900.46.

(Reporting by Manoj Rawal; Editing by Subhranshu Sahu)