Raheem Sterling scored the decisive goal as Manchester City beat West Bromwich Albion 3-2 to record the best record ever after 10 matches in the Premier League.
City started brightly and led on 10 minutes when Fernandinho found Leroy Sane, who fired past Ben Foster.
Three minutes later, it was 1-1 when Gareth Barry chipped to Jay Rodriguez, who beat Ederson.
West Brom were not level for long. Sane found Fernandinho and his deflected effort went in off a post on 15 minutes.
Sterling doubled the lead, finishing a cross from Kyle Walker on 64 minutes, before Matt Philips netted a late consolation.
The win means City have beaten the 10-match start of Chelsea in 2005/06 by goal difference and extended their lead to five points. West Brom drop to 15th.
