Umpire Aleem Dar has a word with David Warner on the batsman's stance outside the crease, England v Australia, 1st Ashes Test, Edgbaston, 1st day, August 1, 2019© Getty Images
Stuart Broad appeals in vain for a first-ball edge off David Warner, England v Australia, 1st Ashes Test, Edgbaston, 1st day, August 1, 2019© Getty Images
Steven Smith and David Warner warm up before play, England v Australia, 1st Ashes Test, Edgbaston, 1st day, August 1, 2019© Getty Images