Chelsea v Middlesbrough: Michael Carrick expects 'best version' of Blues in EFL semi-final return

Hayden Hackney's goal in the first leg was just his second of the season in all competitionsCarabao Cup semi-final second leg: Chelsea v Middlesbrough (0-1, agg)Date: Tuesday, 23 January Kick-off: 20:00 GMTCoverage: Commentary on BBC Radio 5 Live; live text commentary on BBC Sport website & appMiddlesbrough manager Michael Carrick says he is "expecting the very best version" of Chelsea when his side face the five-time winners in their Carabao Cup semi-final second leg on Tuesday.

The Championship side head to Stamford Bridge with a slender 1-0 lead from the home first leg.

Middlesbrough won the trophy for the only time in 2004 and Carrick said: "We got a big boost from the first game, but…