Chelsea's lead at the top of the Premier League stands at seven points this evening - but they would have preferred it to be nine.
Jose Mourinho's side were held to a scoreless draw with struggling Sunderland at the Stadium of Light.
Manchester United. meanwhile, are fourth in the table, following a comfortable 3-0 win at home to Hull.
Chris Smalling, Wayne Rooney and Robin Van Persie got the goals at Old Trafford.
But the three points came at a price, with Angel di Maria limping off in the first half with a hamstring injury.
Just behind them in fifth are West Ham. Aaron Cresswell's second half strike gave his team a 1-0 win at home to Newcastle.
The Magpies ended the game with ten men after Moussa Sissoko picked up two quick yellow cards.
Elsewhere, Liverpool's first win since mid-October came after Glen Johnson bundled the ball home five minutes from time to give them a 1-0 victory at home to Stoke.
Burnley's unbeaten run continues as Danny Ings' late penalty rescued a 1-all draw with Aston Villa at Turf Moor.
Charlie Austin's seventh of the season proved decisive at Loftus Road where QPR beat Leicester 3-2.
Swansea and Crystal Palace finished with a goal apiece at the Liberty Stadium.
Earlier, Danny Welbeck got the game's only goal as Arsenal beat West Brom at the Hawthorns.
Final scores
Chelsea 0-0 Sunderland
West Brom 0-1 Arsenal
(A: Welbeck 60')
Burnley 1-1 Aston Villa
(B: Ings 87'; AV: Cole 38')
Liverpool 1-0 Stoke
(L: Johnson 85')
Man Utd 3-0 Hull
(MU: Smalling 16', Rooney 42', van Persie 66')
QPR 3-2 Leicester
(QPR: Morgan 37' og, Fer 45', Austin 73'; L: Cambiasso 4', Schlupp 67')
Swansea 1-1 Crystal Palace
(S: Bony 15'; CP: Jedinak 25')
West Ham 1-0 Newcastle
(WH: Cresswell 56')
Originally posted at 18.00