Stock market today, May 18 -- The Indian stock market witnessed a strong across-segments selloff in intraday trade on Monday, 18 May, dragging the benchmarks- the Sensex and the Nifty 50 down by more than 1% each amid weak global cues.

The Sensex crashed more than 1,000 points, or over 1%, to an intraday low of 74,180, while the Nifty 50 tanked over 1% to the day's low of 23,317. The mid and small-cap indices on the BSE dropped up to 2.5% during the session.

The sharp selloff dragged the overall market capitalisation of BSE-listed firms to below Rs.452 lakh crore from nearly Rs.461 lakh crore in the previous session, making investors poorer by Rs.9 lakh crore in a single session.

Here are five key reasons behind the selloff in the Indi...