Gov. Abbott debuts construction on border wall in south Texas

RIO GRANDE CITY, Texas (KXAN) — On Saturday, Texas Gov. Greg Abbott will hold an event to debut construction of a border wall in Rio Grande City.Abbott will be joined by several state officials, including General Land Office Commissioner George P. Bush and Texas DPS Director Steve McCraw.We'll livestream the event in this story, at KXAN.com, on the official KXAN News Facebook page and in the KXAN News app.This is a developing story.