The central midfielder became a vital cog in Juan Ferrando's side in the second half of the last ISL season following a deadline-day switch from ATK Mohun Bagan in the January transfer window.
A summary of Sunday's action in the Premier League.
Constantine interviewed by Chennaiyin FC
The main issue with football in the country is the lack of a robust league structure.
The Blue Tigers raced to a 1-0 lead with the 21-year-old centreback Anwar scoring his maiden international goal four years after his career nearly ended on health grounds.
Saudi Arabia's Al Shabab booked their place in the knockout rounds of the Asian Champions League with a 6-0 thrashing of Mumbai City in Riyadh on Friday while Al Duhail from Qatar also claimed a spot in the last 16 of the continental championship.
Images from Saturday's action in the Premier League.
'Historically, Qatar has done wonders as I don't think this will ever be possible with the new format of the World Cup.'
The view is that the attention on the national team is fleeting, incidental and dependent on the results they produce.
Openly backing the ISL as the country's elite competition for the first time, the Indian FA (AIFF) said its recommendation was based on the Master Rights Agreement it signed in 2010 with its commercial partners Football Sports Development Limited.
I-League champions Bengaluru FC will play against Jordanian club Al Wehdat SC in their AFC Champions League Preliminary Stage 2 fixture in an away tie on January 31.
Chhetri expressed his desire to play the Asian Cup on home soil
Head coach Thomas Dennerby was a witness to the 'incident' and it was he, who immediately informed the AIFF.
Rijiju posted the comment while wishing Olympic-bound shooters a successful trip to Croatia
Kushal Das feels their model could be used as a case study for institutions and international sports federations which have seen their bio-bubble being breached
Images from Saturday's action in the Premier League.
The SC named a Committee of Administrators (CoA), headed by Justice (retd) AR Dave, with SY Qureshi, former Chief Election Commissioner, and Bhaskar Ganguly, former captain of the Indian football team, to run the day-to-day affairs of the national football federation.
This result meant a win for ATK Mohun Bagan against Hyderabad FC on Monday would ensure them of the League Winners Shield and a maiden AFC Champions League spot.
Talismanic captain Sunil Chhetri will return to the national team during next month's Asian Cup qualifiers
..reject the idea to give ACL slot to ISL; while Bhutia urges to Indian football stakeholders: Drop your egos, work together
Sunil Chhetri became the 8th top scorer in international football after equalling Brazil legend Pele's goal tally.
Iraqi Prime Minister Haider al-Abadi welcomed a decision from soccer's world governing body FIFA to lift a ban on hosting competitive international soccer matches at stadiums in three Iraqi cities.
One of the greatest midfield maestros of all time, he helped redefine the art with his creative mind, pinpoint passing and sublime ability to read the game.
The All India Football Federation on Thursday said the I-League clubs have agreed to the concurrent running of two leagues this season, a development which will set to rest the uncertainty prevalent in the domestic circuit at least for this year.
There is speculation about his retirement and the Indian captain happily responds with a smile that 'I don't know yet'.
News of all that transpired on and off the football field.
Defending I-League champion Mohun Bagan was defeated by Aizawl Football Club (AFC) 2-1 at the Rajiv Gandhi Stadium, in Aizawl, on Saturday.
'This is a wonderful opportunity, but there is also a lot of work ahead of us and I am eager to get onto the training ground to start working with the players.'
A summary of sports events and persons who made news on Thursday
FIFA president Gianni Infantino will be in Goa to attend the Asian Football Confederation (AFC) Extraordinary Congress on September 27 to elect three additional AFC members to the FIFA council.
I don't think that India should dream about being at world level even after 100 years, said Mohamed bin Hammam.
Indian football head coach Igor Stimac hailed Sunil Chhetri, saying the talismanic captain was one of those who "glorified" Indian football with his dedication in the 15 years of his illustrious career. The 35-year-old Chhetri on Friday became only the second Indian after legendary Bhaichung Bhutia to complete 15 years in Indian jersey.
Dilip Kumar 'got annoyed and was about to leave the stage before things were brought under control'.
I-League set to resume in early March.
Tandon said that Ferrando left no room for discussion.
In a series of tweets, Bajaj lashed out at the AIFF for getting the permission to use the stadium cancelled.
A former Playboy model has completed a takeover of debt-ridden top division club AFC Hermannstadt.
"The Asian Football Confederation expresses its disappointment and sadness at Wednesday's events in Zurich whilst opposing any delay in the FIFA Presidential elections to take place on Friday May 29 in Zurich," the AFC said in a statement posted on its website (the-afc.com) on Thursday.
FIFA presidential candidate Sheikh Salman bin Ebrahim Al Khalifa has signed an amended version of an Amnesty International pledge to end human rights abuses and corruption in the sport should he win election to soccer's top job later this month.
"The best team won, we struggled from the beginning and we couldn't deal with their long balls. Usually, you press the ball to win it, but this was different. They defended so deep and so well," City coach Pep Guardiola told the BBC.