With a field of 45 of the World's best, the 2013 USA BMX Pro Series kicked off in Phoenix at the Winter Nationals. Here are all three rounds of Saturday's AA-pro mains.

AA PRO
1  NIC LONG, HARO BIKES, LAKESIDE, CA
2  CONNOR FIELDS, CHASE BMX, HENDERSON, NV
3  SAM WILLOUGHBY, REDLINE, CHULA VISTA, CA [via AUSTRALIA]
4  TWAN VAN GENDT, KNWU - DUTCH NATIONAL TEAM, THE NETHERLANDS
5  TORY NYHAUG, FACTORY REDLINE, COQUITLAM, BC CANADA
6  MARIS STROMBERGS, FREE AGENT/ROCKSTAR, MURRIETA, CA {via LATVIA]
7  CORBEN SHARRAH, HARO BIKES, TUCSON, AZ
8  JASON ROGERS, ORP, MESQUITE, TX

Total Riders = 45
Groups = 6