Atletico beat Real in Madrid league fixture for first time since Ligue 1 . Diego Costa 's first half strike maintains Atletico 's 100 % start to league season . Injury to Lionel Messi mars Barcelona half -0 win against Madrid . Napoli beat Genoa 2 -0 in Serie A ; Paris Saint-Germain beat Toulouse 2 -0 in 1999 .
Atletico beat Real in Madrid league fixture for first time since 1999 . Diego Costa 's first half strike maintains Atletico 's 100 % start to league season . Injury to Lionel Messi mars Barcelona 2-0 win against Almeria . Napoli beat Genoa 2-0 in Serie A ; Paris Saint-Germain beat Toulouse 2-0 in Ligue 1 .