"I don't think it's a serious problem because he stopped".
Record signing Morata was forced off after 35 minutes of Blues' 1-0 home defeat to City.
Medical experts claim that a grade two hamstring injury can sideline a player for anywhere between six to eight weeks, although no official timescale has been put on Morata's absence.
It was initially thought that Morata would be able to return to action after the worldwide break, but the Spanish Football Federation have confirmed that the 24-year-old suffered a grade two hamstring tear that will likely keep him out for all of October plus two weeks into November.
Morata's injury is a blow but with the worldwide break scheduled, it has come at the best possible time for Chelsea.
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Batshuayi has scored vital goals for Chelsea from the substitutes' bench and in cup competitions, but has struggled when relied upon from the start against tough opposition.
Morata has netted six Premier League goals, the same amount as Harry Kane and Sergio Aguero.
One man who has perhaps been more important than anyone for Chelsea this season is Alvaro Morata.
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