You're right Mark - the World Champs start 15th Sept - but this post is about the North Americans which started 10 Sept - refer notice of race -
www.aclass-tornado-worlds2002.org/02_aclass_na_info.htm9 Sept - 3 races scheduled
10 Sept - 3 races scheduled
11 Sept - 3 races scheduled
Or has this changed since the NOR was issued?