Grenade blast near Indian Army's gate in Pathankot, all check-posts put on high alert.

Amritsar, November 22 :A grenade blast took place at the Indian Army's Triveni Gate  in Punjab in India.A grenade was hurled near the Indian Army station gate near Pathankot's Dheerapul by unknown persons who came on a bike when a marriage procession was passing from the area, Indian Defence source told media men
The police force has been rushed to the spot where they are checking the CCTV footage. All police check-posts of Pathankot have been put on alert.
Police sources told news agency that the authorities sounded alert after a low intensity mysterious blast occurred outside Triveni gate of the cantonment in strategically important Pathankot, where armed forces have considerable presence. 
However, no casualty was reported in the blast that took place late on Sunday night in front of Triveni gate of the cantonment, they said. "Part of the grenade has been recovered after the blast and is being investigated," they said.
 Police said that some unidentified motorcyclists lobbed the grenade in front of the military area, and they were verifying CCTV images.sources