Champions Harlequins come through a tough start to their title defence from Newcastle Falcons in a thriller at Kingston Park.
From fan to captain - Exeter hooker Jack Yeandle reflects on his time at the Chiefs as he begins his 10th season at Sandy Park.
Check out the BBC Sport Live Guide for details of all the forthcoming live rugby union on the BBC.
The BBC's rugby union correspondent Chris Jones answers some of the key questions as the sport faces renewed concerns about the impact of concussion.
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