Try Chiefs! After winning a Bayonne line out and after some slick movement among the backline Jack Nowell powers over for the first try of the game. What a start for Chiefs

Bayonne win a free kick at the first scrum!

And we're underway!

Kick off moments away now as the sides take the field.

Hello and welcome to Ultimate Rugby's live coverage as Exeter host Bayonne at Sandy Park in the Challenge Cup. Exeters' only defeat of their European campaign was to Bayonne in the reverse fixture earlier in the competition. Bayonne are playing for pride this evening and will no doubt be looking for a similar result. Chiefs are certain to progress to the knock out stages but a win here could secure them a home quarter final. Stay with us as for live updates throughout.

Exeter of won 7 out of their 8 games at Sandy Park in the Challenge Cup. Bayonne have lost all 11 away games against English opposition in the competition.