The Central Industrial Security Force, which is in charge of vital installations, VVIPs, airports and important government buildings and monuments, lost two personnel in the past two years.
A CRPF officer from Kalaburagi was among three of the personnel killed in an encounter with Naxals in Chhattisgarh’s Bijapur district on Friday.
A CRPF head constable from Idukki was killed in an encounter between the security forces and Maoists in Chhattisgarh on Friday.
A single bench of Justice Prashant Mishra hearing the petition filed by the NIA stayed the police probe into the April 9 Maoist attack that killed Mandavi and four police personnel in Dantewada.
On the 59th Maharashtra Day celebrations, Maoists had triggered the blast which killed 15 commandoes and a driver of the elite C-60 force in Kurkheda.
The extremists, who have been opposing the construction of a new rural road between Urladani and Lahadi, set ablaze five tractors and some machines, police said.
The Trinamool supremo said the Narendra Modi-led government had failed to check Maoist activities in Chhattisgarh, Madhya Pradesh, Jharkhand and Maharashtra.
In Mumbai, Maharashtra Director General of Police Subodh Kumar Jaiswal told reporters that the Naxal attack was not a result of intelligence failure.
The incident occurred in Phulbani assembly segment under Kandhamal Lok Sabha seat where polling is scheduled to begin at 7 am on Thursday.
The Maoists carried out IED blasts at two places and even fired at the helicopter and a convoy carrying electronic voting machines in order to disrupt the election process.
BJP MLA Bhima Mandavi and four security personnel were Tuesday killed when their convoy was attacked by Naxalites in Chhattisgarh's Dantewada district, days before the first-phase elections.
The incident occurred at Shyamgiri hills when the MLA's convoy was heading towards Kuwakonda from Bacheli area.
According to the Ministry of Home Affairs, Bihar has only five districts in the Maoist super sensitive list, including Lakhisarai.
The incident took place around 9 am at Bijapur Ghati, located around 7 km from Bijapur town, Deputy Inspector General (anti-Naxal operations), Sundarraj P told PTI.
Two Naxals were also gunned down in an encounter with security forces in Sukma district as polls were underway, they said.