Warnock never worked for the Leeds United owner, but spent a year at Elland Road prior to his arrival.
Mane has been linked with a number of Premier League rivals.
Rangers are waiting to hear whether Dominic Ball can return to Ibrox.
Sissoko seems intent on leaving Newcastle United following their relegation to the Championship.
Manchester United have confirmed the signing of defender Eric Bailly.
The former Liverpool boss was confirmed as the new Celtic manager last month.
Jurgen Klinsmann's side bounced back from last week's 2-0 loss to Colombia to win their second Copa America Centenario group game 4-0 at Soldier Field in Chicago.
The left-back was the star of the season for the Championship side.
He has however admitted that the Dutch international striker could leave.
Ray Parlour has suggested that Southampton should look at Frank De Boer or David Moyes, who were both linked with Everton.
Aston Villa had won just one Championship match when Steve Bruce took over from Roberto Di Matteo.
Liverpool are due to face Leeds United in EFL Cup action later this evening.
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Could Tottenham Hotspur manager Mauricio Pochettino take charge of Real Madrid or Barcelona in the future?
Eddie Nketiah scored a hat-trick for Arsenal's under-23 side.
The Tottenham Hotspur youngster looked impressive for the second string this week.
Tottenham tasted defeat during their clash with the Blues, but their former manager has praised two of their stars.
Akpom played under Ibrox boss Mark Warburton previously, while a new striker could feature on Rangers' winter shopping list.
The Tottenham Hotspur winger has everything in his locker to be great, once he learns how to best utilise his skill set.
The Manchester United manager reportedly wants the Chelsea man to free up Paul Pogba.