Rugby Union

Munster lose an ill-tempered European Champions Cup contest against Castres 13-12 to re-open the battle for control of Pool 2.

Clermont Auvergne run in seven tries on their way to a 49-24 victory over visiting Dragons in the European Challenge Cup.

Professional clubs across Europe will hold a minute's silence this weekend in tribute to Stade Francais youth player Nicolas Chauvin, who died aged 18.

Leicester make just one change for their crucial Champions Cup encounter against Group leaders Racing 92 at Welford Road on Sunday.

John Hardie, one of 11 changes to the Newcastle side, will face his former side Edinburgh in Sunday's Champions Cup fixture at Kingston Park.

Team news as La Rochelle host Bristol Bears in Saturday's European Rugby Challenge Cup fixture at Stade Marcel-Deflandre (20:00 GMT).

Worcester Warriors make 13 changes for Saturday's European Challenge Cup tie against Pau at Sixways (15:00 GMT).

Wasps make five changes for their European Rugby Champions Cup fixture against Toulouse in France (15:15 GMT).

Timisoara Saracens host Northampton in Saturday's European Rugby Challenge Cup tie at Dan Paltinisanu Stadium (12:30 GMT).

Team news as Sale Sharks host Bordeaux Begles in Saturday's European Rugby Challenge Cup fixture at AJ Bell Stadium (15:00 GMT).

Glasgow recall Huw Jones at centre among eight changes for Saturday's return European Champions Cup pool game with Lyon.

Wales flanker Josh Navidi and England lock George Kruis return for Cardiff Blues v Saracens in the European Rugby Champions Cup.

Glasgow hooker Fraser Brown is could miss at least the first two matches of Scotland's Six Nations campaign with a knee injury.

Team news as Leinster host Bath in Saturday's European Rugby Champions Cup fixture at Royal Dublin Society Arena (17:30 GMT).

Team news as Harlequins host Benetton in Saturday's European Rugby Challenge Cup fixture at Twickenham Stoop (14:00 GMT).

Watch Johnny Sexton's incredible drop-goal for Ireland against France that proved crucial on their journey to becoming Grand Slam champions at the 2018 Six Nations.

New Zealand head coach Steve Hansen will step down after eight years in charge following the 2019 World Cup in Japan.

Dragons hold talks with Wales defence coach Shaun Edwards over succeeding Bernard Jackman until at least the end of the season.

Team news as Gloucester host Exeter Chiefs in Friday's European Rugby Champions Cup fixture at Kingsholm Stadium (19:45 GMT).

Team news as Perpignan host Connacht in Friday's European Rugby Challenge Cup fixture at Stade Aime Giral (19:00 GMT).