age ~23
from Syosset, NY
Track highlights from the 2016 through 2018 seasons at the Air Force A...
Tyler Koss of Vanden High School runs a 48.70 in the 400 meter dash at...
Tyler Koss (USAFA '17) runs a 46.8 400m at Arizona State University.
Tyler Koss of Vanden High School's 2014 Track Highlights. He was the S...
Vanden HS Class of '14 OLB Tyler Koss Highlights from Junior and Senio...
Tyler Koss (Air Force) runs a 47.25 at the Michael Johnson Invitational.
