Swimmer who made her Olympic debut at the 2008 Summer Olympics in Beijing.
She was a very successful swimmer at Bishop Denis J. O'Connell High School, before attending George Mason University, and transferring to Chapman University.
She won gold medals at the 800 and 1500 meter World Championships in both 2005 and 2007.
Her parents were Cathy and Don Ziegler.
As part of team USA she has been teammates with Katie Ledecky.