2010 - Screenshot of the finish line of Men's Prelims Heat 6, with SDC D's Envy ahead of CIA A's Freyja. Credit: Mark Estes

2010 - Screenshot of SDC C's Envy in Women's Prelims Heat 4. Credit: Mark Estes

2010 - Screenshot of a mislabeled Men's Prelims Heat 4. Credit: Mark Estes

2010 - Screenshot of the spin/stop in Women's Prelims Heat 7. Credit: Mark Estes

2010 - Screenshot of KKG/ZBT A crossing the Finish Line in Men's Prelims Heat 3. Credit: Mark Estes

2010 - The Jumbotron and the Lead Truck in the Chute. Credit: Aiton Goldman

2010 - Hill 1 of Women's Prelims Heat 1, with Fringe C's Aileen Craig pushing Blizzard in Lane 1 (left), KKG/ZBT A's Christine Anderson pushing Volos in Lane 2 (middle), and SDC D's Lindsey Lee pushing Rage in Lane 3 (right). Credit: Joseph Anderson

2010 - Hill 1 of Women's Prelims Heat 1, with Fringe C's Aileen Craig pushing Blizzard in Lane 1 (left), KKG/ZBT A's Christine Anderson pushing Volos in Lane 2 (middle), and SDC D's Lindsey Lee pushing Rage in Lane 3 (right). Credit: Joseph Anderson

2010 - Hill 1 of Women's Prelims Heat 1, with Fringe C's Aileen Craig pushing Blizzard in Lane 1 (left), KKG/ZBT A's Christine Anderson pushing Volos in Lane 2 (middle), and SDC D's Lindsey Lee pushing Rage in Lane 3 (right). Credit: Joseph Anderson

2010 - Hill 1 of Women's Prelims Heat 1, with KKG/ZBT A's Christine Anderson pushing Volos in Lane 2 (right) and Fringe C's Aileen Craig pushing Blizzard in Lane 1 (left), . Credit: Joseph Anderson

2010 - Hill 1 of Women's Prelims Heat 1, with KKG/ZBT A's Christine Anderson pushing Volos in Lane 2 (bottom left) and Fringe C's Aileen Craig pushing Blizzard in Lane 1 (top right). Credit: Joseph Anderson

2010 - Hill 1 of Women's Prelims Heat 1, with KKG/ZBT A's Christine Anderson pushing Volos in Lane 2 (bottom left) and Fringe C's Aileen Craig pushing Blizzard in Lane 1 (top right). Credit: Joseph Anderson

2010 - Hill 1 of Women's Prelims Heat 1, with KKG/ZBT A's Christine Anderson pushing Volos in Lane 2 (bottom left) and Fringe C's Aileen Craig pushing Blizzard in Lane 1 (top right). Credit: Joseph Anderson

2010 - Hill 1 of Women's Prelims Heat 1, with KKG/ZBT A's Christine Anderson pushing Volos in Lane 2 (also partially visible is Fringe C's Blizzard). Credit: Joseph Anderson

2010 - Hill 1 of Women's Prelims Heat 1, with KKG/ZBT A's Christine Anderson pushing Volos in Lane 2. Credit: Joseph Anderson

2010 - Hill 4 of Women's Prelims Heat 1, with SDC D's Wendy Shung pushing Rage in the lead (left) and KKG/ZBT A's Jennifer Sung pushing Volos behind. Credit: Joseph Anderson

2010 - SDC D's Djuna Gulliver pushes Rage up Hill 5 in Women's Prelims Heat 1. Credit: Joseph Anderson

2010 - KKG/ZBT A's Jennifer Sung pushes Volos up Hill 4 in Women's Prelims Heat 1. Credit: Joseph Anderson

2010 - KKG/ZBT A's Jennifer Sung pushes Volos up Hill 4 in Women's Prelims Heat 1. Credit: Joseph Anderson

2010 - SDC D's Djuna Gulliver pushes Rage up Hill 5 in Women's Prelims Heat 1. Credit: Joseph Anderson

2010 - SDC D's Djuna Gulliver pushes Rage up Hill 5 in Women's Prelims Heat 1. Credit: Joseph Anderson

2010 - KKG/ZBT A's Macy Goh pushes Volos up Hill 5 in Women's Prelims Heat 1. Credit: Joseph Anderson

2010 - Fringe C's Nicole Rappin pushes Blizzard up Hill 5 in Women's Prelims Heat 1. Credit: Joseph Anderson

2010 - KKG/ZBT A's Macy Goh pushes Volos up Hill 5 in Women's Prelims Heat 1. Credit: Joseph Anderson