'Serious blow' for the English camp as Atkinson leaves the field due to a hamstring issue.
Gus Atkinson further complicated the fitness woes of the England squad after leaving the ground on the second morning of the fourth Ashes Test against Australia.
The pace bowler felt a problem in his hamstring after the final ball of the fourth over during the morning session.
The touring camp reported Atkinson reported "discomfort" and required time away from the action in order to be assessed "during the day".
The final Test in this Ashes battle in Sydney begins on Sunday, 4 January.
The visitors have been without key quicks Mark Wood due to knee trouble and another paceman with an abdominal strain on the current trip.
A replacement bowler was brought into the squad to provide backup.
Atkinson struggled during the first two matches, taking just a handful of scalps.
He was omitted for the Adelaide match, then recalled for the Melbourne Test in the playing XI.
Surrey's Atkinson showed better form in Melbourne, bagging two scalps with the ball, then making 28 while batting as one of just three teammates to get into double digits.
Post a single over late on the first day, he came back on Saturday morning and had nightwatchman edging to the keeper.
However, towards the conclusion of his spell, he sent down a change of pace to the batsman and promptly felt at his leg.
Gus Atkinson was recalled for the Boxing Day Test following his omission the Adelaide game.
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