New Delhi, July 21 -- The Indian stock market benchmark indices, Sensex and Nifty 50, are likely to open lower on Tuesday, tracking mixed global market cues, amid cautiousness over the escalating US-Iran war in the Middle East.

The trends on Gift Nifty also indicate a weak start for the Indian benchmark index. The Gift Nifty was trading around 24,147 level, a discount of nearly 112 points from the Nifty futures' previous close.

On Monday, the Indian stock market ended lower, with the benchmark Nifty 50 closing below 24,300 level.

The Sensex dropped 442.93 points, or 0.57%, to close at 77,708.52, while the Nifty 50 settled 95.80 points, or 0.39%, lower at 24,238.50.

Here's what to expect from Sensex, Nifty 50 and Bank Nifty today:

Sen...