The latter left Camp Nou and made a switch to Paris Saint-Germain for a world-record fee of €222m (£200m) on 3 August.
Barcelona are understood to have had a bid of around £90million for the Brazil playmaker rejected by the Reds on Wednesday, and reports emerged on Friday suggesting Coutinho has asked to leave Anfield.
Before his request, FSG issued a statement this morning, saying: "We wish to offer clarity as regards our position on a possible transfer of Philippe Coutinho".
North Korea nerves rattle world stocks, lift gold, yen
Pacific island territory of Guam in an unusually detailed threat that further heightened tensions with the United States. North Korea said it was completing plans to fire four intermediate-range missiles over Japan to land near the U.S.
In a statement on Friday, the club's owners said its "definitive stance" was that "no offers will be considered".
Coutinho, 25, has spent the last four-and-a-half years at Liverpool, forging a reputation as one of the Premier League's top creative forces.
"If FSG is saying something like this, then that's the statement", Klopp noted in his pre-match media briefing.
"I think I've already said it a few times but maybe that's not 100 per cent clear".
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Turnbull added: "If North Korea decides to carry out some of its violent threats, then obviously bad consequences will follow". But asked whether the United States was ready if North Korea did commit a hostile act, he responded: 'We are ready'.
This popular vlogger probably echoed many Liverpool fan's thoughts when he said Coutinho was crucial to Liverpool's potential success this season.
Barcelona want Coutinho to replace Neymar following his compatriot's 222 million-euro transfer to PSG last week.
Barcelona offered GBP72 million for the player in its first bid, which was rejected.
Klopp has always maintained that Coutinho would not be sold but he hopes that FSG's public stance will draw a line under the issue.
Toilet Ek Prem Katha collects decent money
On the very first day, Toilet Ek Prem Katha has reached the bar of Akshay Kumar's Rustom and Jolly LLB 2 box office collection . The film follows the story of a newly Wednesday couple played by Akshay Kumar and Bhumi Pednekar who live in a small town.
That is not a problem that Manchester City or United now have, which tells you how far a club that last won the league title in 1990 have fallen down football's pecking order. "No he is not available, he is also a doubt for Tuesday, unfortunately". That's how life is.