Liverpool forward Roberto Firmino has returning to training from a knee injury ahead of Saturday's Premier League trip to Arsenal.

Firmino missed Liverpool's last three games but took part in a group training session on Monday, photos on the club website showed. The Brazilian has six goals and five assists in 27 league games this season.

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Liverpool is still without central defenders Virgil van Dijk, Joe Gomez (both knee), Joel Matip (ankle) and midfielder Jordan Henderson (groin) due to injuries.

Liverpool won their first English top-flight title in 30 years last season but injuries and poor form has left them seventh with 46 points, 25 behind leaders Manchester City.