Great Falls swimmer Kate Ziegler begins her Olympic quest in Thursday's women’s 800-meter freestyle preliminaries.
She will swim in Heat 5, Lane 5 at 5:18 a.m. - in case you want to follow along in real time.
The finals will take place on Friday at 2:45 p.m.
Ziegler, who attends George Mason University, swims with FISH swim club.
To read more about her, click here.