From NCAA Cross Country champ to marathon American Record-setter, Conner Mantz has progressed relentlessly through “the accumulation of a lot of years of training.” Link to the full article in our bio!🇺🇸 . 📸: urimiscott . . . #trackandfield #track #field #trackandfieldnews #trackmeet #diamondleague #worldathletics #triplejump #longjump #highjump #polevault #discus #hammerthrow #weightthrow #shotput #steeplechase #5k #10k #marathon #sprinter #longdistancerunning #runner #running #halfmarathon #run #trackathlete