article_snippet: January owner Mike Ashley has admitted Newcastle owner Mike Ashley failure to invest in the squad in January has left them desperately short of cover as them prepare to face Arsenal with just 13 senior players.
article_snippet: John Carver revealed that Newcastle owner Mike Ashley regrets not investing in the squad in the January transfer window .
article_snippet: John Carver didn't invest in January despite sanctioning the sale of Davide Santon .
highlights_snippet: John Carver revealed Mike Ashley regrets not investing in January .
  