We are live all week on deck at USA Swimming’s 2018 Speedo Junior Nationals in Irvine, California. Our photographer, Jack Spitser, is a rising junior at University of California, San Diego, where he is a member of the men’s swimming and diving team. Below are the images he shared with us from prelims on Day Four.

Pierce Dietze (photo: Jack Spitser)

Will Goodwin (photo: Jack Spitser)

Noelle Peplowski (photo: Jack Spitser)

Meaghan Lyons (photo: Jack Spitser)

Mitchell Gariepy (photo: Jack Spitser)

Nathan Hayes (photo: Jack Spitser)

Mia Chang (photo: Jack Spitser)

Kevin Houseman (photo: Jack Spitser)

Maxwell Reich (photo: Jack Spitser)

Kensey McMahon (photo: Jack Spitser)

Kaitlyn Dobler (photo: Jack Spitser)

Joshua Matheny (photo: Jack Spitser)

Joshua He (photo: Jack Spitser)

Jordan Morgan (photo: Jack Spitser)

Jacob McDonald (photo: Jack Spitser)

Jack Grieshop (photo: Jack Spitser)

Jace Brown (photo: Jack Spitser)

Isabelle Odgers (photo: Jack Spitser)

Hayden Cornellison (photo: Jack Spitser)

Ethan Dang (photo: Jack Spitser)

Carson Foster (photo: Jack Spitser)

Austin Lane (photo: Jack Spitser)

Ayla Spitz (photo: Jack Spitser)