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Liverpool's Brazilian midfielder Philippe Coutinho (CR) gets a hug from Liverpool's German manager Jurgen Klopp (CL) as Coutinho leaves the field early in the first half substituted because of an injury during the English League Cup semi-final first leg football match at Britannia Stadium in Stoke-on-Trent, central England, on January 5, 2016. AFP PHOTO / OLI SCARFF RESTRICTED TO EDITORIAL USE. No use with unauthorized audio, video, data, fixture lists, club/league logos or 'live' services. Online in-match use limited to 75 images, no video emulation. No use in betting, games or single club/league/player publications. / AFP / OLI SCARFF (Photo credit should read OLI SCARFF/AFP/Getty Images)

Liverpool's Brazilian midfielder Philippe Coutinho (CR) gets a hug from Liverpool's German manager Jurgen Klopp (CL) as Coutinho leaves the field early in the first half substituted because of an injury during the English League Cup semi-final first leg football match at Britannia Stadium in Stoke-on-Trent, central England, on January 5, 2016.  AFP PHOTO / OLI SCARFF

RESTRICTED TO EDITORIAL USE. No use with unauthorized audio, video, data, fixture lists, club/league logos or 'live' services. Online in-match use limited to 75 images, no video emulation. No use in betting, games or single club/league/player publications. / AFP / OLI SCARFF        (Photo credit should read OLI SCARFF/AFP/Getty Images)