Terry Gibson believes the Blues will consider allowing Diego Costa to leave Stamford Bridge.
Arsenal and Manchester United could drop to the Europa League if they fail to win in their Champions League games.
Keane still wants a future for himself at his parent club.
Inter Milan, Juventus and Arsenal are also reportedly monitoring the situation.
Manchester United will be looking for the goals that have been so hard to come by this season.
Manuel Pellegrini is without six key players in pursuit of top spot in Group D.
The Hammers have already lost Sakho, Valencia, Payet and Moses to injury.
Liverpool are currently in eighth place, six points behind Manchester United, on the Premier League table.
Debuchy says he would consider moves to another English side or back to France.
Chelsea face FC Porto in the Champions League clash on Wednesday. Find out how to follow the match live in the UK.
Gary Neville makes his managerial debut in do-or-die Champions League showdown at Mestalla.
The Brazil midfielder has missed the club's last three games with a knee problem.
Manchester City hosts Borussia Monchengladbach in the final group game of the Champions League. Find out where to watch the game live in the UK.
Arsenal have to beat Olympiacos by a two-goal margin to have any hope of making it to the knockout phase of the CL.
The Bundesliga outfit needs a result against the European champions to progress to the knockout stages.
This deal could be higher than the 10-year $300m deal that Nike signed with NBA player Kevin Durant.
Harry Kane is still a transfer target for Manchester United, while Chelsea are also reportedly interested in signing him.
Carlo Ancelotti has admitted that he will join a club with a good project, which is competitive.
Ben Chilwell joined Huddersfield Town on loan until January and has attracting interest from Premier League clubs.
Arsenal are without Santi Cazorla and Francis Coquelin for the next three to four months.
Manchester United faces Wolfsburg in a crunch clash on Tuesday to determine their fate in the Champions League.
The German midfielder could now face a three game ban.
Belgium international returned to action following a three-month spell on the sidelines.
IBTimes UK brings you live coverage of the third round draw.
Wenger is reportedly considering both players to bolster the Gunners attack in January.
Teixeira revealed in November Chelsea have already made an approach for him.
Denmark international had two trials with the Premier League champions but opted to remain at home.
The 25-year-old featured in the previous tour against Pakistan when he was randomly tested.
Wales international has no explanation for his inability to match his Premier League performances.
Real Sociedad are contemplating a £22m bid from the MLS, which the Gunners will earn a cut of.