During Teuscher 's Olympic trials , his 2 - year - old daughter , McKenzie , who was in poor health since birth , was taken seriously ill .
Collins 's own mental toughness has faced a tragic test .
During Teuscher 's Olympic trials , Collins ' 2 - year - old daughter , McKenzie , who was in poor health since birth , was taken seriously ill .
Collins 's own mental toughness has faced a tragic test .