John Mousinho’s men raced into a 2-0 lead against Northampton after 16 minutes through goals from Connor Ogilvie and Paddy Lane, while Colby Bishop missed a penalty.
There was controversy after the break when Tom McIntyre was harshly sent off, yet the 10-man Blues went on to score twice more, through Lane’s second and Callum Lang.
A thunderous strike from Marc Leonard provided an 89th-minute consolation for the Cobblers, but this was Pompey’s day – and here our our player ratings...
A thunderous strike from Marc Leonard provided an 89th-minute consolation for the Cobblers, but this was Pompey’s day – and here our our player ratings...