Phil Smith's player ratings: How Sunderland stars rated at Portsmouth - including 'excellent' Luke O'Nien

Sunderland suffered only their second defeat of the season at the hands of Portsmouth - but how did the players rate?
Luke O'Nien was 'excellent' - despite the defeatLuke O'Nien was 'excellent' - despite the defeat
Luke O'Nien was 'excellent' - despite the defeat

Our man Phil Smith has dished out his player ratings after the defeat at Fratton Park, and there's a wide range of marks across the squad. Scroll down and click through the pages to see who shone - and struggled - for Sunderland at Portsmouth: