Real Madrid were held to a goalless draw by derby rivals Atletico at the Bernabeu.
Goalkeepers Thibaut Courtois and Jan Oblak each made one key save in either half as both teams had to make do with a share of the spoils.
Gareth Bale was substituted at the break, reported to have picked up an injury, which could prove another setback for the Real forward.
Real Madrid are level with Barcelona, while Atletico remain two points behind.
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