India, Jan. 10 -- Petrol pumps across Manipur capital Imphal remained closed on Saturday in response to a bomb attack at a petrol pump in Manipur's Bishnupur district on Thursday evening.

The Manipur Petroleum Dealers Fraternity (MPDF) resolved to close all petrol pumps indefinitely in the valley area and its peripherals starting Saturday.

In a letter to the state governor Ajay Kumar Bhalla on Friday, the MPDF expressed grave concern over the bomb attack (blast) at the BPCL Petrol Pump Dealer M/s Elidas Fuel Station, Moirang Kumbi Road in Bishnupur district on Thursday around 8:10pm.

"This is the second instance where a life attempt has been made with bomb threats within a short period of time as recently one of the dealers was targete...