Early reports suggest that one ITBP constable allegedly opened fire at his colleagues from his service rifle before shooting himself.
Apart from the six deceased, two other jawans were injured in the clash.
Here are more details.
Incident occurred at Kadenar camp in Narayanpur
The incident took place at the Kadenar camp of ITBP's 45th battalion in the insurgency-hit Narayanpur district, around 350 km from Chhattisgarh's capital Raipur, Inspector General of Police (Bastar range) Sundarraj P told PTI.
Meanwhile, according to a report in TheTimes of India, a police official identified the ITBP constable, who opened fire at his colleagues, as Rahman Khan.
Constable was upset about not getting leaves: Report
At 9 am, Khan allegedly opened fire at his colleagues following a dispute. In the ensuing clash, he killed five ITBP personnel and injured two others.
Early reports had suggested that Khan was gunned down, however, it has now been said that he killed himself.
Reportedly, the constable was upset over not getting leave. A probe has been ordered.
Injured being air-lifted to Raipur for treatment: Chhattisgarh DGP
Further, Chhattisgarh director general of police DM Awasthi told TOI, "The ITBP personnel who shot his five colleagues committed suicide with his own rifle and died on the spot."
He added, "The injured were being air-lifted to Raipur for treatment. The IG and SP have just reached the spot and further details about what triggered the incident would be known soon."
Khan belonged to West Bengal
According to reports, Khan, who belonged to Nadia in West Bengal, killed head constable Mahendra Singh (Bilaspur, Himachal Pradesh), head constable Daljit Singh (Ludhiana, Punjab), constables Surjit Sarkar (Burdwan, West Bengal), Biswaroop Mahtoo (Purulia, West Bengal) and Bijeesh (Kozhikode, Kerala).