Cummins won't rule out all Tests

CRICKET Australia captain Pat Cummins has not yet ruled out playing all five Ashes Tests this winter, despite ongoing concerns over his back injury.

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Cummins is currently recovering from a 'lumbar stress' problem.

Head coach Andrew McDonald raised questions over his skipper's likely availability against England when he suggested the seamer would play a “significant” role in the series, rather than a full one.

But Cummins (pictured) is taking an optimistic view.