Sensex Tumbles About 600 Points as Nifty Tests 22,600, per NDTV Profit

1. What happened

   According to an NDTV Profit headline, the Sensex fell about 600 points and the Nifty tested the 22,600 level. The headline reports the move but the article text was not provided.

2. When it started

   The date and time of the session are not stated in the material provided.

3. How it spread

   The NDTV Profit headline says the article gives three reasons for the market fall. The source text was not included, so the details cannot be confirmed here.

4. Why it matters

   The specific reasons behind the decline are not available in the provided material. Readers can check the NDTV Profit article for the causes it cites.