This after Tuesday's match between Cape Town City FC and Kaizer Chiefs was moved to the Newlands Rugby Stadium because Cape Town Stadium's pitch was deemed unsuitable for playing football.
Novak Djokovic, who will be chasing a 17th Grand Slam singles title in New York next week, heads the men's field with Spain's Rafael Nadal seeded second.
Wales winger North scored in the 34th minute while England had yet to send on a temporary replacement for scrumhalf Willi Heinz, who had to come off the field to have a head injury assessment.