FC Barcelona coach Frank Rijkaard's enjoyment of his side's progress to the UEFA Champions League quarter-finals was tempered by a thigh injury to Lionel Messi that forced the forward off in tears. Still, Xavi Hernández's early goal had already set Barcelona on the way to a comfortable 4-2 aggregate defeat of Celtic FC, whose manager Gordon Strachan believes the Scottish champions have shown the potential for success in future years.

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