When it comes to determining the best track and field states in the country, there's no doubt Texas is among the finest.
Annually the University Interscholastic League Track and Field Championships produce some of the best efforts and marks across the nation.
This year was no different.
The UIL Championships produced nine US No. 1 marks across boys and girls competition, including a handful of all-time best performances and legendary races.
Click on the slideshow to see the top 150 performers in each event in which a UIL competitor now owns the nation's best mark.