An 18-year-old allegedly led police on a high-speed chase, and it was all caught on video. STORY: https://www.kvue.com/article/news/local/austin-man-accused-of-leading-police-on-chase-striking-ambulance/269-1baa101b-0611-40e2-85ed-b9ab9be2441f KVUE is Austin’s ABC affiliate station and…