article_snippet: Celtic defender Virgil van Dijk (right) was sent off after only nine minutes of the Scottish Cup quarter-final .
article_snippet: In the same melee, Calum Butcher slid into Virgil van Dijk, who appeared to stamp down on the United man as the pair tangled on the ground.
article_snippet: And yet, after a three-minute discussion between referee Thomson and Calum Butcher assistant Graham Chambers, red cards were issued to van Dijk and, astonishingly, the apparently blameless Paton instead of Calum Butcher.
highlights_snippet: Referee sent off Celtic defender Virgil van Dijk and Dundee United's Paul Paton (in a case of mistaken identity) and Paul Dixon .
  