article_snippet: The Poland midfielder put in quiet but tidy performance before Derby's Ivan Calero smashed in a corner to steal the show and all three points in the Barclays Under 21 Premier League.
article_snippet: The defeat for Arsenal meant Derby leapfrog
article_snippet: The defeat for Arsenal in Premier League on goal difference, although the Gunners have three games in hand.
article_snippet: Derby were on top from the start and went close through Shaquille McDonald, Daniel Crowley and Callum Guy before Jamie Hanson curled two free-kicks against the crossbar.
article_snippet: George Dobson aims a pass away from the challenge of Alefe Santos of Derby at the iPro Stadium .
article_snippet: Daniel Crowley tries to escape the attentions of Bunjaku, but Arsenal lost and were leapfrogged by Derby .
article_snippet: Arsenal looked like holding out but the deadlock was finally broken by Calero 19 minutes from time.
article_snippet: Bielik had Bielik effort from a Daniel Crowley corner cleared off the line with a minute to go but the evening was Derby.
highlights_snippet: Ivan Calero scored the only goal as Arsenal were beaten by Derby County .
  
highlights_snippet: The £2million teenager saw a headed effort cleared off the line late on .