Julien Arias registered the only try of the game while Jules Plisson kicked nine points as Stade Francais won at Castres on Sunday.
Prop Ryan Bower saw red but Worcester Warriors still ran in seven tries to record their first home win in the Premiership this season.
Clermont's advantage at the summit of the Top 14 table was reduced to four points after they were beaten at La Rochelle.
Saracens are level with Exeter at the top of the Premiership after fighting back to beat Harlequins.
Leinster are five points clear at the top of Conference B after the defending champions beat Munster at the Aviva Stadium.
Connacht finally secured an away derby win at Ulster, taking advantage of Matthew Rea's dismissal early in the second half.
Exeter Chiefs made it six wins out of six in the Premiership after scoring three tries in quick succession in the second half.
Bernard Foley is back in the Australia XV as they face Argentina, who feature two changes to their team.
Sam Simmonds will be forced to sit on the sidelines until well into 2019 after suffering a serious knee injury.
Prop Joe Marler said comments he made on a podcast about looking for an "easy way out" of England duty were taken out of...
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Brad Barritt will go under the knife this week after taking a boot to the face in Sarries' emphatic win over Bath.
Upon a return to South Africa, experienced loose forward Francois Louw has rejoined the Springbok squad in Pretoria. Louw, who played in the first...
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Both the European Champions Cup and the European Challenge Cup finals will be played at Marseille's Stade Velodrome in 2020.
Stade Francais could not continue their strong start to the season on Sunday as rivals Racing 92 triumphed in Paris.
Sale Sharks had to settle for a losing bonus point despite scoring three tries against Leicester Tigers at Welford Road.
Steve Hansen was pleased with New Zealand's improvement as they secured the Rugby Championship for a third successive year.