The 3 - 0 scoreline followed Saints ' 2 - 0 Carling Cup win earlier in the month .
The 3 - 0 scoreline left Portsmouth stuck in the relegation zone , while Gordon Strachan 's men climbed to fourth .
The 3 - 0 scoreline followed Saints ' 2 - 0 Carling Cup win earlier in the month and left Portsmouth stuck in the relegation zone , while Gordon Strachan 's men climbed to fourth .