Former President Donald Trump is scheduled to appear at a campaign rally in Texas today. Trump's campaign says he'll discuss border security at an airport hangar in Austin. Senator Ted Cruz will attend the event amid his campaign for a third term. Trump will also be a guest on an Austin-based podcast. "The Joe Rogan Experience" is especially popular with conservative men, but often features guests with a wide range of viewpoints. It will be Trump's first appearance on Rogan's podcast.