The Arsenal title charge faltered at the Vitality Stadium following a disappointing 3-3 draw against Bournemouth and another injury to a key player.
Francis Coquelin and Aaron Ramsey have both returned to training ahead of Arsenal's Week 8 match-up with Swansea.
Arsenal has received a major boost with the return of forward Lucas Perez and midfielder Francis Coquelin to training this week.
Arsenal came out on the positive side of injury news after Arsene Wenger revealed Francis Coquelin will only miss three weeks.
Francis Coquelin looks set to spend to a number of weeks on the sidelines after injuring his knee during a dominant Arsenal display against Chelsea at the Emirates.
Arsenal have chosen Francis Coquelin over Granit Xhaka against French champions PSG in the Champions League opener for both clubs.
Even after seeing red at the weekend, Francis Coquelin will still be available for the club's next Premier League match.
Francis Coquelin has been cleared to play for Arsenal against Burnley in the Gunners' 4th round FA Cup tie this coming weekend.
Arsenal are returning to full strength with Mesut Ozil and Alexis Sanchez both returning this week and Francis Coquelin not far behind after he resumed training this week.
There is still more information to be uncovered but Arsene Wenger indicated that Francis Coquelin will be out for at least two months as a result of the knee injury sustained early in the loss to West Brom on Saturday.
Francis Coquelin left Arsenal's match with West Brom in the 14th minute and while the effect wasn't immediate, it was significant.
Francis Coquelin has returned to the Arsenal starting line-up after missing two matches through a knee injury.
Francis Coquelin has been back in training for a couple of days after missing out against Spurs and Leicester City.
Francis Coquelin will miss out on Arsenal's trip to the King Power Stadium in Week 7.