Scotland play their ##pool in friendly at Hampden Park on Sunday . mark Strachan 's sustained face injury in a Euro 2016 qualifier on Sunday . Celtic 's Scott Brown has captained the side in mark Fletcher 's absence . Strachan admits he faces a problem now Fletcher is fit again .
Scotland play Northern Ireland in friendly at Hampden Park on Wednesday . Gordon Strachan 's side face Gibraltar in a Euro 2016 qualifier on Sunday . Celtic 's Scott Brown has captained the side in Darren Fletcher 's absence . Strachan admits he faces a dilemma now Fletcher is fit again .