He is a former NCAA double 400 and triple 800-meter indoor/outdoor champion and held the 800-meter NCAA Division III outdoor record until Nick Symmonds of Willamette University broke it in spring 2006.
This passage describes a runner who was successful at the NCAA level, specifically in the 400 and 800 meter races. He held the record for the 800-meter until it was broken by Nick Symmonds of Willamette University.