India's Western city of Mumbai was rocked by three serial blasts at around 7.30 pm on Wednesday. The explosions took place at Dadar West, Zaveri Bazaar and Opera House.

At least 10 people were killed in the blasts, including four in Zaveri Bazaar.

All three locations are busy market places and the evening rush hour added to the intensity of death toll which is feared to go up further.

The blast at Dadar took place at Kabutar Khana bus stop in a car, while Zaveri Bazaar bomb was kept in a meter box at a jewelry shop.

One unexploded bomb was also found in the city and the bomb squad has been rushed to the spot.

Taking the toll of the situation National Investigative Agency (NIA) team has rushed to Mumbai from the national capital New Delhi and a high alert has also been declared in Mumbai.

According to witnesses, at least 20 were injured in Zaveri Bazaar alone.

Home Ministry has termed the blasts as terrorist attacks.