'Master of the Self-Own': People wonder why Ted Cruz tweeted popular video of Beto O'Rourke

Cruz and O'Rourke are locked in a tight battle for a Senate seat in once-solid-red Texas.
ref:https://www.washingtonpost.com/politics/2018/09/22/master-self-own-people-wonder-why-ted-cruz-tweeted-inspiring-video-beto-orourke/