New Delhi, June 3 -- Indian equity benchmark indices opened lower on Wednesday, extending losses from the previous session amid continued foreign institutional investor (FII) outflows and lingering geopolitical concerns in West Asia.

The BSE Sensex fell 142.11 points, or 0.19 per cent, to open at 74,507.73, while the NSE Nifty 50 declined 67.60 points, or 0.29 per cent, to 23,415.95.

Market experts said investors remain cautious as global geopolitical tensions and elevated crude oil prices continue to influence sentiment.

Banking and market expert Ajay Bagga said uncertainty persists around the status of US-Iran negotiations, with conflicting signals emerging from both sides.

"Confusion reigns on the status of the US-Iran talks. Irani...