Haiden Deegan only in the Outdoors in the 450 class

Haiden Deegan of the Monster Energy Star Racing Yamaha team announced during the third round of the World Supercross Championship in Australia that this will be his last race in the 450 class for now.
Deegan will return to the 250 class for the American Supercross Championship and will then step up to the 450 class for the AMA Pro Motocross Championship.
At this moment, it has not yet been decided in which region of the United States he will compete in the Supercross Championship.