Carlisle have sacked manager Graham Kavanagh following the club's poor start to the season
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West Ham assistant boss Neil McDonald has turned down the chance to become Carlisle manager.
Sam Allardyce's number two was in the frame to replace the sacked Graham Kavanagh at the club where he previously had a spell in charge eight years ago.
But McDonald has decided to stay at Upton Park leaving the Cumbrians, currently bottom of League Two, looking elsewhere for a new boss.
For the second time in three days Jeff Hendrick proved to be Derby's man on the spot, grabbing the second-half goal which broke Carlisle's brave resistance and secured a 2-0 win in the Capital One Cup first-round tie at Brunton Park.
Hendrick, who netted the winner in Derby's Championship opener on Saturday, was unmarked at the far post when he headed in Will Hughes' cross, and Derby secured victory in added time when Chris Martin sidefooted a right-wing cross home from six yards.
Carlisle United have re-signed striker Gary Madine on loan from Sheffield Wednesday following his release from prison.
Madine, 23, was sentenced to 18 months incarceration for assaulting two fans in Sheffield.
Carlisle United have signed defender Courtney Meppen-Walter on a one-month deal following a successful trial with the League One club.
The former Man City man was recently released from jail after being sentenced to 16 months incarceration due to his involvement in a car crash which caused two fatalities.
League One side Carlisle United have taken former Manchester City youngster Courtney Meppen-Walter on a two-week trial.
The defender has just been released after serving eight months in prison for causing the death of two people in a road traffic collision.
Former Wigan and Spurs full-back Pascal Chimbonda has re-surfaced at Carlisle United, signing a three-month deal with the Cumbrian club.