Why is number two fighting number three HW?
Shouldn't 2 be fighting 9
and 3 be fighting 4?
No it's bracket style, it doesn't get reseeded every round. So the winner of 1 vs 9 fights the winner of 4 vs 5, and the winner of 3 vs 6 fights the winner of 2 vs 7. Which comes out as 9 vs 4 & 2 vs 3.