Chelsea kept their Premier League title hopes alive with a 1-0 victory over Middlesbrough on Sunday but their performance would have caused few alarms for leaders Manchester United.
Complete Coverage: English Premier League
Ricardo Carvalho's (right) well-placed header inside the opening six minutes at Stamford Bridge proved sufficient for Avram Grant's side to close the gap to five points but they rode their luck after the break.
Photograph: Getty Images
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