All the five were directly involved in killing the SDPI leader K S Shan, ADGP (Law and Order) Vijay Sakhare said.
Here is a look at how prominent leaders are faring in the contest.
One was nabbed from the West Bengal-Jharkhand boundary in Birbhum, one from Rampurhat and the third from Malda district on Tuesday night, a police officer said.
In his recent speeches in Rajasthan, Prime Minister Narendra Modi has also targeted the Gehlot government over the incident.
Following the death of a software engineer whose car plunged into a water-filled pit at a construction site, the Noida Authority has taken action, including terminating an engineer and issuing show-cause notices. An investigation is underway.
Opposition parties are questioning the Election Commission's intentions behind the second phase of special intensive revision of electoral rolls in 12 states and Union Territories. The BJP has slammed the Congress and called the opposition a 'herd of dissatisfied souls'.
The video is said to be of Mokama, which falls under Lalan's Munger Lok Sabha seat, where the former Janata Dal-United president's defence of party candidate Anant Singh in a murder case has already drawn flak from the Opposition.
Three Rashtriya Swayamsevak Sangh workers have been arrested for allegedly carrying out the murder of a Popular Front of India leader in Palakkad district of Kerala on April 15, the police said on Tuesday, and added that the trio were friends of an RSS leader who was killed in Palakkad in November last year.
Congress leader Rahul Gandhi on Monday said his party will soon come out with a 'hydrogen bomb' of revelations about 'vote chori' and after that Prime Minister Narendra Modi will not be able to show his face to the country.
'Whether we like it or not, we have been separated by the Meiteis and therefore we have put up our demand for a separate administration in the form of a Union territory with legislature.' 'For us lasting peace is the achievement of our demand.'
A BMC spokesperson said the average voter turnout stood at 29.96 per cent till 1.30 pm in the metropolis, which has more than 1 crore eligible electors.
The State Investigation Agency (SIA) conducted raids in central Kashmir as part of its investigation into the 35-year-old murder of Sarla Bhat, a Kashmiri Pandit woman. The raids targeted individuals formerly associated with the banned Jammu and Kashmir Liberation Front (JKLF).
West Bengal Chief Minister Mamata Banerjee announces legal action against the Election Commission's electoral roll revision, alleging disenfranchisement and procedural flaws.
The Congress, meanwhile, alleged that both the Samajwadi Party and the BJP are hand-in-glove with the criminals and were two sides of the same coin.
"This is an insult to India's poor, it is an insult to Mahatma Gandhi, it is an insult to Rabindranath Tagore. With just five hours' notice, this bill was given to us. We were not allowed a proper debate," Ghose said.
The death of Manoj Thakre, 48, came to light three days after another BJP leader was shot dead in Mandsaur, prompting the party to claim that its leaders were being targeted.
A kabaddi player was shot dead at a tournament in Mohali, Punjab, leading to criticism of the state government's law and order situation.
Karnataka Deputy Chief Minister D K Shivakumar accuses the BJP of politicizing the Dharmasthala 'multiple murders and burials' case, criticizing their protests and questioning their motives.
The senior police officer said the four, after interrogation, revealed their roles and that the police now knows all the participants, conspirators and collaborators involved in the killing of the RSS leader.
ADGP (Law and Order) Vijay Sakhare told PTI that the police have also taken into custody a person suspected to be involved in the killing of RSS leader Sanjith in the district in November last year.
During the presser, Gandhi showed a picture of a woman who appears on the voter list 22 times in 10 booths in the Rai assembly constituency, and said this shows that this was a 'centralised operation'.
"Prime facie it seems that Tiwari was murdered due to his controversial statement made in 2015. There is a possibility," the DGP said as he ruled out any terror angle.
'The CM's credibility is on the line.'
Bharatiya Janata Party leader Ram Iqbal Singh on Thursday accused Union minister Ajay Mishra of being behind the Lakhimpur violence and sought his sacking from Prime Minister Narendra Modi.
The convoy of West Bengal's Leader of Opposition, Suvendu Adhikari, was allegedly attacked by TMC workers during a protest in Cooch Behar. Bulletproof glasses of Adhikari's vehicle were smashed. TMC denies involvement, calling it a 'well-scripted drama'.
Uddhav Thackeray criticized BJP MP Nishikant Dubey for his controversial remarks amid the Marathi-Hindi language row, accusing him of trying to divide people and disturb harmony.
Pankaja Munde of the BJP -- Dhananjay Munde's cousin -- has been made the guardian minister of Jalna district.
If women voters are mobilised in big numbers to the voting booths on November 6 and 11 by the Nitish Kumar-led NDA, then it will be quite difficult for the Tejashwi Yadav-led Mahagathbandhan to defeat the incumbent government, points out Sheela Bhatt.
An officer on Friday said that the police registered suo motu first information reports also against state BJP president Dilip Ghosh, national secretary Arvind Mennon and MPs Arjun Singh and Locket Chatterjee. They were charged with unlawful assembly, rioting, destruction of public property, criminal obstruction and assault on government servant and breaching the disaster management act, he said.
The opposition INDIA bloc has declared RJD leader Tejashwi Yadav as its chief ministerial candidate for the upcoming Bihar assembly elections.
'Can you imagine that Surat's voters won't have any say now in exercising their fundamental right to choose a candidate of their own choice? This is what the BJP has reduced India's democracy to.' 'With this ugly act, in one stroke, the BJP has disenfranchised the voters of Surat.'
Beleaguered Maharashtra minister Dhananjay Munde resigned from the cabinet on Tuesday, days after his close aide Walmik Karad was named as the mastermind in the murder of a village sarpanch and three months after the new Mahayuti government assumed office.
A national-level basketball player died in Rohtak, Haryana after a basketball hoop collapsed on him during practice. The incident was captured on CCTV.
Amid widespread outrage and criticism, and opposition demand for a CBI probe, Chief Minister M K Stalin on Tuesday ordered transferring to the central agency, the investigation into death of Ajithkumar (29), who was picked up by a "special team" for interrogation in connection with a theft case.
"The friend left her alone when three unidentified men arrived there. The men snatched her phone and took her to a jungle outside the campus, where they raped her. She was threatened with dire consequences if she told anyone about the incident," the officer said.
Karnataka Deputy Chief Minister D K Shivakumar wished Chief Minister Siddaramaiah 'all the best' after he said that he would complete a five year term in office. Shivakumar also commented on the ongoing cabinet reshuffle and MLAs meeting with leaders in Delhi.
'The police could not save my daughter or bring her justice, but they didn't think twice about beating up women and elderly persons.'
BJP leaders are continuously trying to defend their participation in the event.
Chail MLA Pooja Pal, recently expelled from the Samajwadi Party, met with Uttar Pradesh Chief Minister Yogi Adityanath. Pal praised Adityanath's actions against gangster Atiq Ahmed, who was accused of murdering her husband. She also addressed comments about her personal life and political career.
Four of the injured are personnel of UP police, two of them with gunshot wounds, the police said.