The death toll in Delhi's blast on Monday evening rose to eight, and some others were seriously injured and admitted to a local hospital, the "Aaj Tak" TV channel reported.
Yet, there was no official confirmation. The cause of the blast could not be known.
The blast occurred inside a car parked near the historic monument Red Fort in the Indian capital.
According to the TV report, at least a dozen people were seriously injured in the blast.
The spot where the blast occurred was normally a busy market area. Delhi Metro Rail Corporation's station was also located very near the blast spot.
A red alert sounded across the Indian capital city following the blast. Efforts were underway to ascertain the cause of the blast.
-XINHUA
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