The visitors fell behind in the 19th minute when Jack Rudoni’s cross hit Callum Doyle’s arm and referee Simon Mather awarded a penalty.
Sunderland drew level 10 minutes before half-time when Alex Pritchard curled home another excellent free-kick, his second goal in as many games.
McCormick was then sent off after receiving a second yellow card.
Our chief SAFC writer Phil Smith has delivered his verdict on how each player fared at Plough Lane:
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![Made one or two very good saves and just about came through a stern examination on set pieces. 6](https://www.portsmouth.co.uk/webimg/b25lY21zOjQwYmU5MWQ4LTI5ZmMtNGYzYS05ZjllLTI0NTliZjViYzY5MzpmYzBjNjA0OC00Nzc1LTQzM2ItOWMzMS1kZWVlYWJiNGZhYjA=.jpg?crop=3:2&width=640)
1. Anthony Patterson - 6
Made one or two very good saves and just about came through a stern examination on set pieces. 6 Photo: JPI Media
![Put in a couple of excellent early crosses which showed his quality, but was a little tentative at times and showed his inexperience occasionally. 5](https://www.portsmouth.co.uk/webimg/b25lY21zOjc3ZWI1YzFkLWFjNzAtNGJhZi05NzU3LTcwNDRiMWQxZWRiMDoyM2Y5OGRmZS1iNzhkLTQ3ZTgtOTRjMS0zMzM0YmUyZjQ0YWU=.jpg?crop=3:2&width=640)
2. Trai Hume - 5
Put in a couple of excellent early crosses which showed his quality, but was a little tentative at times and showed his inexperience occasionally. 5 Photo: FRANK REID PHOTOGRAPHER 2022
![Made a very assured return to the side, not putting a foot wrong defensively in a solid showing. 7](https://www.portsmouth.co.uk/webimg/b25lY21zOjcwNDY1NjM4LWM4OWMtNDFkMC05Njg3LTRlZGY2NmQxNDFlODoxNGFlZWZiYi04NTM1LTQ0YjgtYmMzMS1jYzZhMTU5MzZjODQ=.jpg?crop=3:2&width=640)
3. Bailey Wright - 7
Made a very assured return to the side, not putting a foot wrong defensively in a solid showing. 7 Photo: JPI Media
![Punished with a very harsh handball decision, when he was at best a yard away from the ball. Solid otherwise, keeping it simple and effective. 6](https://www.portsmouth.co.uk/webimg/b25lY21zOjJhMWU3MGYwLTU4NjItNDY3MC1iMTRmLTc2YjM5ZTQyZDAyODoyODgzNmQ5ZC1hZThhLTRlNmUtYTE3ZC0wOGYyYjhkODI5NTA=.jpg?crop=3:2&width=640)
4. Callum Doyle - 6
Punished with a very harsh handball decision, when he was at best a yard away from the ball. Solid otherwise, keeping it simple and effective. 6 Photo: Frank Reid