St. John's scored in second to knot the game
St. John's Pennecon Privateers captain Marcus Power scored on a five-on-three power play in the second period to tie the game at 2-2 after two.
The Privateers will start the third on the powerplay after Stavros Mandrapilias was slapped with two minutes and a 10 minute misconduct for checking to the head.
Shots were 13-7 in favour of the Privateers in the frame. London are outshoot St. John's 23-22 overall.