British clubs had a mixed Sunday in the Champions Cup as Exeter were thrashed by reigning champions Toulouse, Saracens won while Glasgow and Bath had narrow defeats.
Northampton overcame the loss of injured captain George Furbank to post a statement 30-21 Investec Champions Cup win against the Bulls in Pretoria.
A round-up of Friday's action, as Sale score four tries in a trouncing of Racing 92 and Castres edged past Munster in the Investec Champions Cup.
Ronan O'Gara says there are international jobs he would "bite people's hands off for" but Wales is not one of them, as he underlined a desire to coach at Test level.
A round-up of Sunday's Investec Champions Cup action, where both Ulster and Leicester Tigers suffered defeats to French opposition.
A round-up of Saturday's Investec Champions Cup action, where Northampton and Saracens made winning starts but Exeter were beaten by Sharks in South Africa.
A round-up of Friday's action, as Bath suffered a setback in their Champions Cup opener and Gloucester came through a tough European Challenge Cup test against Edinburgh