LOS ANGELES (AP) — Retired NFL player Herschel Walker says he’s being dropped from speaking engagements because of his relationship with Donald Trump.

In an interview on the “TMZ Sports” TV show, the Heisman Trophy winner and former “Celebrity Apprentice” contestant said he’s known Trump “before he became ‘The Donald.'” Walker said the presumptive Republican nominee is not racist.

READ MORE: Minnesota Weather: Mild Temps In Twin Cities Sunday, Light Snow Possible Up North Overnight

Walker told TMZ Sports “just because you build a wall, doesn’t mean you’re a racist.”

READ MORE: North Minneapolis' Shiloh Temple Part Of Growing Trend Of Community Solar Providers

Trump has faced sharp criticism for his statements on immigration and plan to build a wall along the U.S. border with Mexico.

MORE NEWS: Daunte Wright Shooting: For Kim Potter, Will 'Wrong Gun' Defense Work?

(© Copyright 2016 The Associated Press. All Rights Reserved. This material may not be published, broadcast, rewritten or redistributed.)