Amritpal Singh said in an interview with ANI that incident and subsequent release of Lovepreet Singh will "change the course of the future".
The main accused in the rocket propelled grenade attack at the Punjab police headquarters in Mohali was apprehended from Mumbai on Thursday, DGP Gaurav Yadav said.
Punjab Police have arrested five people, including the mastermind, in connection with recent grenade attacks on police stations in the state. The terror module is allegedly backed by the banned Babbar Khalsa International (BKI) and Pakistan's Inter-Services Intelligence (ISI). The arrests come after a series of grenade attacks on police stations in Punjab, with the BKI claiming responsibility for some of the attacks. The police are continuing to investigate the incidents and are expecting more arrests.
An aide of the sixth shooter arrested in the Sidhu Moosewala murder case had conducted reconnaissance in Mumbai to draw up a strategy to kill actor Salman Khan at the behest of gangster Lawrence Bishnoi, Punjab Police chief Gaurav Yadav said on Sunday.
Two AK-47 rifles, two Glock pistols, and a huge cache of ammunition were seized from them, he said.
Enforcement Directorate officials said on Friday they are probing a 'complex network' of agents and facilitators in India, Canada and the US who help Indians illegally enter the US via 'bogus' admissions in Canadian colleges.
'The day when Ajnala incident took place, Bhagwant Mann was sitting in Mumbai with Arvind Kejriwal'
The raids were conducted simultaneously from 6 am to 11am across several districts of the state on the directions of director general of police Punjab Gaurav Yadav.
Virk on Saturday said the state police should have been more prepared to deal with such a situation.
The operation took place at a time when Punjab, which shares 553 km of international border with Pakistan has been seeing a huge influx of consignments of heroin, arms and ammunition through drones and other means.
Some farmer outfits on Friday threw their weight behind the Central Industrial Security Force (CISF) woman constable who allegedly slapped actor and Bharatiya Janata Party MP-elect Kangana Ranaut, saying the entire sequence leading to the incident needs to be properly investigated.
'This incident is likely to embolden the radicals as also the sleeper cells of terrorists and their masters hiding abroad, including Pakistan.'
A National Investigation Agency team, which reached the spot on Saturday evening, was also carrying out its investigation by visiting the spot, they said.
The attack was carried out at the directions of an intelligence agency of the neighbouring country, director general of police Gaurav Yadav said pointing to Pakistan.
The main shooter, identified as Ramjan Khan alias Raj Hooda, was injured in his leg in the shoot-out, said Promod Ban, head of the anti-gangster task force of the Punjab police.
The Centre has estimated that nearly 14,000 people have gathered along the Punjab-Haryana border with 1,200 tractor-trolleys, 300 cars, 10 mini-buses as well as small vehicles and conveyed its strong objections to the Punjab government for it, sources said on Tuesday.
The Punjab police on Friday claimed to have busted an ISI-backed terror module jointly handled by Canada-based gangster Lakhbir Singh alias Landa and Pakistan-based gangster Harvinder Singh Rinda with the arrest of two of its operatives.
In the first case, the arrested accused has been identified as Yograj Singh alias Yog, a resident of Rajoke village in Tarn Taran district.
The incident took place outside a temple in the city where Suri and some other leaders of the party were holding a protest, they said.
Khalistani separatist Lakhbir Singh alias 'Rode', a designated terrorist under the Indian law, has died recently in Pakistan, where he had taken refuge after his uncle Jarnail Singh Bhindranwale was killed in 1984 during an army action, officials said on Tuesday.
Also, a court in Mohali's Kharar sent the three accused, including the woman student, to seven-day police remand.
Deepak alias Mundi, who managed to hoodwink the police so far, was caught along with two of his associates from the West Bengal-Nepal border.
In Punjab, more than 9,000 people were evacuated in Patiala, Rupnagar, Moga, Ludhiana, Mohali, SBS Nagar and Fatehgarh Sahib districts, officials said on Tuesday.
Pardeep Singh was shot in his dairy shop at around 7 am in Kotkapura in Faridkot, the police said, adding that his security man and another person sustained bullet injuries in the incident.
Tinu escaped from the custody of the Crime Investigation Agency unit of the Mansa Police on Saturday night when he was brought on a production warrant from Goindwal Sahib jail in Tarn Taran district in another case.
The incident took place on Friday night when a family was travelling from Noida to Shahjahanpur by car.