Police have arrested four suspected overground workers of Hynniewtrep National Liberation Council (HNLC) who were allegedly involved in the IED blast at the Khliehriat Police Reserve in Meghalayaโ€™s East Jaintia Hills district, said officials on Tuesday.

A havildar was injured in the IED explosion triggered by suspected HNLC militants on July 14.

โ€œEast Jaintia Hills District Police has arrested four HNLC overground workers who were involved in the IED explosion at Police Reserve in East Jaintia Hills District,โ€ G. K. langrai, Asstt Inspector General of Police (AIGP) said in a statement.

He said all of them boarded a vehicle and thereafter, went to Police Reserve to place the IED.

โ€œOn the intervening night of July 13 and 14 they triggered the explosion which resulted in minor damage of a police building and injuring one police personnel,โ€ AIGP langrai added.

Police also arrested two other HNLC militants, who were involved in the unfurling of the outfitโ€™s flag in 2019 and in attempting to trigger an IED explosion at a Coke factory in Khliehriat.

โ€œThe investigation of the case is still in progress and the investigation team is on the lookout for other activists of the proscribed organisation who are involved in the case,โ€ said the police official.

Earlier on Wednesday, two suspected HNLC rebels were arrested in connection with the explosion.