On day one of the Geneva International Challenge, Kate Ziegler, Laszlo Cseh, Molly Hannis, and Zsuzsanna Jakabos scored wins in their events. Rafael Domeyko was there to document the action.

Kris Maurer, Switzerland. via Domeyko Photography

Group wearing parkas. via Domeyko Photography

Emma Pilarski. via Domeyko Photography

Matteo Paul Guiseppe Bodmer. Via Domeyko Photography

Lena Vaillier Francois and Pauline Biguenet. via Domeyko Photography

Elijah Stolz, Switzerland. via Domeyko Photography

Zsuzsanna Jakabos of Hungary, winner of the 200 back. via Domeyko Photography

Cla Remund, Switzerland. via Domeyko Photography

Jacques Läuffer of Switzerland. via Domeyko Photography

Jacques Läuffer of Switzerland, second place finisher in the 200 breast (2:17.01). via Domeyko Photography

American Kate Ziegler won the 400 free by six seconds. via Domeyko Photography

Swiss swimmers cheer on their teams. via Domeyko Photography

Lea Marchal of France. via Domeyko Photography

American Brad Craig won the 200 breast in 2:16.60. via Domeyko Photography

Zsuszanna Jakabos starting her 200 back (2:14.91). via Domeyko Photography

Zsusanna Jakabos after her event-winning 200 back. via Domeyko Photography

Swiss swimmers take a break. via Domeyko Photography

Logan Fontaine of France after his winning 16:00.79 in the 1500 free. via Domeyko Photography

French open water specialist and 1500 winner Logan Fontaine. via Domeyko Photography

Laszlo Cseh of Hungary won the 100 fly in 52.55. via Domeyko Photography

Laszlo Cseh of Hungary after his winning 100 fly. via Domeyko Photography

University of Tennessee post grads and event-winners Molly Hannis, Brad Craig, and Kate Ziegler. via Domeyko Photography

Andrey Grechin of Russia won the 100 free in 50.36. via Domeyko Photography

Elijah Stolz of Switzerland. via Domeyko Photography

Laura Letrari of Italy won the 200 IM in 2:15.82. via Domeyko Photography

Zsu Jakabos in her 2nd-place finishing 400 free. via Domeyko Photography

Kate Ziegler in her event-winning 400 free. via Domeyko Photography

Sara Staudinger, via Domeyko Photography

Jacques Lauffer, via Domeyko Photography