Linfield v Glasgow Celtic - UEFA Champions League Second Qualifying Round First Leg [Getty Images]

Belfast , United Kingdom - 14 July 2017; Moussa Dembele of Celtic ahead of the UEFA Champions League Second Qualifying Round First Leg match between Linfield and Glasgow Celtic at the National Football Stadium in Windsor Park, Belfast. (Photo By David Fitzgerald/Sportsfile via Getty Images)

Sportsfile David Fitzgerald