Olympic team members Sam Cools of Airdrie, Alta., and Scott Erwood of Surrey, B.C., headline the 2009 BMX cycling nationals scheduled for June 20-21 at the Kingston BMX Track in Kingston, Ont. Apart from crowning Canadian champions, the competition will also determine a selection pool for the senior and junior teams for the BMX world championships scheduled for July 23-26 in Adelaide, Australia. Canada can field three men and three women in senior competition at the worlds and two men and one woman in the