The Department of Homeland Security is investigating a heated confrontation between border patrol agents on horseback and Haitian migrants seeking asylum in the U.S. Homeland Security Secretary Alejandro Mayorkas, according to people familiar with the matter, has seen video of the agents, wearing western hats and chaps, chasing migrants into the Rio Grande near Del Rio, Texas, with one of the agents waving what looks like a rein or whip and others shouting and pointing at Mexico. Subscribe to our YouTube channel: https://bit.ly/2TwO8Gm Subscribe to our newest channel Quicktake Explained: https://bit.ly/3iERrup Bloomberg Quicktake brings you live global news and original shows spanning business, technology, politics and culture. Make sense of the stories changing your business and your world. To watch complete coverage on Bloomberg Quicktake 24/7, visit http://www.bloomberg.com/qt/live, or watch on Apple TV, Roku, Samsung Smart TV, Fire TV and Android TV on the Bloomberg app. Have a story to tell? Fill out this survey for a chance to have it featured on Bloomberg Quicktake: https://cor.us/surveys/27AF30 Connect with us on… YouTube: https://www.youtube.com/user/Bloomberg Breaking News on YouTube: https://www.youtube.com/c/BloombergQuickTakeNews Twitter: https://twitter.com/quicktake Facebook: https://www.facebook.com/quicktake Instagram: https://www.instagram.com/quicktake