Phil McNulty
BBC Sport chief football writer at Anfield

Brilliant free-kick from David Luiz but a moment of real embarrassment for Liverpool goalkeeper Simon Mignolet - who was not even ready as the ball landed in the net behind him.

Jurgen Klopp is frantic on the touchline and the game suddenly has a chaotic air. Liverpool had all the early possession but it's Chelsea with the lead.

Image source, PA

Phil McNulty
BBC Sport chief football writer at Anfield

Liverpool are really pressing Chelsea back into their own territory and dominating possession - a start appreciated by The Kop and manager Jurgen Klopp, who is regularly applauding his side's efforts.

Chelsea counterpart Antonio Conte, protected from the rain by a smart baseball cap, looks agitated as he tries to direct affairs from his technical area.

Image source, Reuters

Phil McNulty
BBC Sport chief football writer at Anfield

Liverpool manager Jurgen Klopp is going through his usual ritual of watching not just his team warm-up, but also Chelsea from his vantage point in Anfield's centre circle.

Klopp is getting a soaking for his pains as he is forced to shelter under a waterproof hood on a rain-lashed night on Merseyside.

Image source, Reuters

Sutton chairman Bruce Elliott says they want to keep their FA Cup fifth-round tie against Arsenal at home.

League One side Charlton Athletic sign Arsenal forward Stephy Mavididi on loan until the end of the season.

Premier League changing rooms will feel a world away when the players reach Gander Green Lane.

Reaction to tonight's seven Premier League games, including leaders Chelsea's draw with title rivals Liverpool.

BBC Sport remembers transfer deadline day on 31 January 2011, when £135m was spent - still a record for the January window.

Championship side Brighton & Hove Albion sign young Arsenal striker Chuba Akpom on loan until the end of the season.

Liverpool boss Jurgen Klopp and Chelsea counterpart Antonio Conte look ahead to Tuesday's "tough" fixture at Anfield.

Celtic manager Brendan Rodgers says Craig Gordon will not be sold despite Chelsea increasing their offer to around £3.5m.

Follow text and radio coverage as leaders Chelsea beat Arsenal to move 12 points clear at the top of the Premier League.

Premier League leaders Chelsea sweep aside west London rivals Brentford to reach the fifth round of the FA Cup.

Watch some of the best goals from the fourth round of the FA Cup, including a neat finish from Arsenal's Danny Welbeck and a stunning free-kick from Manchester City's Yaya Toure.

Arsenal boss Arsene Wenger feared Danny Welbeck would lose his edge after spending almost two years fighting knee injuries.

Danny Welbeck scores twice on his first start since May and Theo Walcott gets a hat-trick as Arsenal thrash Southampton 5-0 to reach the FA Cup fifth round.

A Theo Walcott hat-trick and a Danny Welbeck double sends a dominant Arsenal into the FA Cup fifth round at the expense of Southampton.

Phil McNulty
BBC Sport chief football writer at St. Mary's

Lots of Southampton fans have seen enough and have started to make their way to the exits. They have seen their team utterly thrashed tonight.

Arsenal have simply strolled to victory and the Saints fans don't seem too upset by it - it has been a momentous week and they still have that EFL Cup Final against Manchester United to look forward to.

Phil McNulty
BBC Sport chief football writer at St. Mary's

Danny Welbeck gets 64 minutes before he is taken off - and what an outstanding 64 minutes it has been on his first start since May 2016, scoring twice and creating the third,

Welbeck's return to fitness is a very welcome addition to Arsene Wenger's attacking armoury and he fully deserved the standing ovation he received from Arsenal's fans.

Image source, Reuters

Chelsea are waiting on potential moves for defender Branislav Ivanovic and goalkeeper Asmir Begovic before the transfer window closes.