Leicester take a big stride towards the play-offs with a breathless derby victory over top-four rivals Northampton.
Ospreys ambition of winning a fifth Pro12 title suffered a massive blow as they were beaten 13-5 by Treviso.
Exeter Chiefs come from 14 points down to beat Sale Sharks and boost their hopes of securing a home Premiership semi-final.
Harlequins improve their hopes of a top-four finish with a convincing victory over Newcastle at the Stoop.
Audio & Video
Watch Clwb Rygbi's Welsh-language highlights as Ospreys suffer a shock defeat by Treviso in Italy.
A programme of rugby union taster sessions that attracted more than 1,000 new female players earlier this year will be rolled out to another 100 English clubs in May.
With latest scores and headlines sent straight to your device, personalisation and much more, ensure you have a great sporting life with BBC Sport.
Get Inspired Activity Finder
Run by the BBC and partners
Find ways to get active near you:
For more ideas, information and inspiration, visit bbc.co.uk/getinspired
Around the Web
Around the UK
How to get into rugby union
How to get into rugby union - into the thick of the 15-player game or try rugby sevens, which made its Olympic debut in 2016.
Rugby notifications, social media and more
Get latest scores and headlines sent straight to your phone, sign-up to our newsletter and learn where to find us on online.
Commentaries, clips and podcasts
Enjoy the best debate, analysis and interviews with BBC 5 live and World Service plus our rugby union commentary listings.
What's on BBC Sport this week
This week's sport on the BBC includes international football, live horse racing and the return of Formula 1.