An assistant sub-inspector (ASI) of the Central Reserve Police Force (CRPF) was on Saturday injured when an improvised explosive device (IED) planted by suspected Naxalites exploded in Chhattisgarh's Bijapur district, police said.

The incident took place around 8:45 am near Pegdapalli village under Tarrem police station limits when a road opening party of the CRPF's 153rd battalion was out on patrolling, a senior police official said.