Fast bowler Gus Atkinson Adds to the English team's Fitness Problems.
'Significant concern' for the touring side as Atkinson goes off with a hamstring injury.
The English seamer further complicated the fitness woes of the England squad after leaving the playing area on the second morning in the Melbourne Test in the Ashes series.
The pace bowler pulled up with his left leg post-delivery of the fourth over at the MCG.
The England team stated the 27-year-old had experienced "tightness" and was to take time on the sidelines in order to be assessed "during the day".
The concluding match in this Ashes battle beginning on 4 January gets underway this coming Sunday.
England have already lost fast bowlers one seamer with a knee problem and Jofra Archer to a side strain on the current trip.
Matthew Fisher was called up to provide backup.
His form was underwhelming during the first two matches, claiming a mere a handful of scalps.
He was dropped from the previous Test, then recalled for the fourth Test in the playing XI.
Atkinson performed better in the fourth Test, bagging two scalps with the ball, then making 28 with the bat as one of just three England players to reach double figures.
Post a single over at the end of day one, he resumed for the second day's play and removed Scott Boland Scott Boland caught behind.
Unfortunately, towards the conclusion of his spell, he bowled a variation to the batsman and immediately felt at his leg.
The English bowler returned to the side for the fourth Ashes Test having missed of the third.
