Ex-Celt Striker Backs Griffiths to Challenge Klimala

Ex-Celtic striker John Hartson has said that Leigh Griffiths should relish the arrival of Patryck Klimala. The Polish U21 striker joined Celtic on a long term contract from Jagiellonia Bialystok to bolster Celtic’s striking options and Hartson told BBC Radio Scotland’s Sportsound that Griffiths should see the arrival as a challenge...