The Black Cats slipped back into the Barclays Premier League relegation zone with their 1-0 defeat at Blackburn on January 2, missing a penalty before Rovers took all the points with their own spot-kick.
"We need to start picking up points - we should have picked up points against Blackburn and it was disappointing, so Portsmouth (on Sunday) is quite an important game for us now," said McShane.
Copyright (c) PA Sport 2008, All Rights Reserved.
Do YOU want to write for GiveMeSport? Get started today by signing-up and submitting an article HERE: https://www.givemesport.com/writeforgms