Gary Cahill says Chelsea have developed a mental strength as they continue their unbeaten start to the current campaign.
Gus Poyet says his Sunderland players defended for their lives against Chelsea and insists the team's hard work has paid off over the last few weeks.
Lee Cattermole says it was a well-earned point after Sunderland drew 0-0 against Chelsea at the Stadium of Light.
Chelsea manager Jose Mourinho is confident he has the necessary firepower to cover for suspended striker Diego Costa.
Ruud Gullit says Chelsea should be disappointed with their display after a 0-0 draw against Sunderland.
Five reasons why Sunderland became the first team to stop Chelsea from scoring this season.
Chelsea manager Jose Mourinho insisted he was content with a point after the draw with Sunderland.
Jose Mourinho hailed Sunderland's defence and says Chelsea tried everything following their 0-0 draw against Gus Poyet's side.
Sunderland manager Gus Poyet said Lee Cattermole doesn’t get the national recognition he deserves.
Chelsea failed to score for the first time this season as they were held to a goalless draw by Sunderland.
Ahead of their Saturday Night Football clash, Steven Fletcher insists Chelsea are not unbeatable and is looking for Sunderland to show some character.
Cesar Azpilicueta says Chelsea must focus on the present and forget past mistakes as they prepare to face Sunderland.
Jose Mourinho says there are many risks to Chelsea losing the Premier League, but complacency isn't one of them.
Jamie Redknapp previews the Premier League clash between Sunderland and Chelsea.
Chelsea boss Jose Mourinho has dismissed the possibility of complacency creeping in against Sunderland on Saturday.
In this week's Soccer AM, Tubes sits down with Chelsea midfielder Nemanja Matic.
Sunderland head coach Gus Poyet says it's a great challenge for his players as they face league leaders Chelsea.
Sunderland boss Gus Poyet has challenged his players to become the first team to beat Chelsea this season.
Complacency is Chelsea's biggest threat - but a win at Sunderland is not guaranteed, says David Jones.
Chelsea midfielder Frank Lampard has paid tribute to Eden Hazard following the 4-3 win at Sunderland.
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