SYDNEY, AUSTRALIA - MAY 21: Australian BMX rider Luke Madill practices at Sydney Olympic Park on May 21, 2007 in Sydney, Australia. BMX, which stands for Bicycle Motorcross, will make its debut at the Beijing 2008 Olympic Games. The UCI BMX World Ranking will determine the nations ranking and the number of athletes for each country. It is anticipated that there will be 32 men and 16 women competing at Beijing. The maximum number of riders allowed to qualify from each country is three men and two women. (Photo by Ezra Shaw/Getty Images)
