Adam Corr, of the USA, takes the U-Turn during Thursday's National Shootout.
Andreas Langreiter/Red Bull Crashed Ice
US athlete David Gross, one of almost one hundred skaters in action during Thursday's timed runs, clears the bridge in front of the Cathedral of Saint Paul.
Andreas Langreiter/Red Bull Crashed Ice
A race marshall.
Andreas Langreiter/Red Bull Crashed Ice
The skaters watch the updated rankings on a screen in the athletes' area.
Sebastian Marko/Red Bull Crashed Ice
Look sharp!
Sebastian Marko/Red Bull Crashed Ice
A skater's blades are sharpened during Thursday's National Shootout.
Sebastian Marko/Red Bull Crashed Ice
Sydney O'Keefe was one of several female athletes to compete.
Sebastian Marko/Red Bull Crashed Ice
Sports director Christian Papillon lends a hand clearing snow.
Sebastian Marko/Red Bull Crashed Ice
Ian Wolff hits the ice during Thursday's shootout.
Sebastian Marko/Red Bull Crashed Ice
On Wednesday, the Mayor of Saint Paul, Chris Coleman, also strapped on his skates.