Two Elgin students killed in north Austin shooting Posted in: News The community of Elgin was saddened by heartbreak this week after losing a high school senior, a former high school student and her mother. Just before noon on Sunday, April 18, near 9600 Great Hills Trail in northwest Austin, Elgin High School senior Willie Simmons III and former Elgin student Alyssa Broderick, as well as Alyssa’s mother, Amanda Broderick, were tragically killed by 41-year-old Stephen Nicholas Broderick, Amanda Broderick’s former husband. “We are heartbroken by the news of this senseless tragedy, and we extend our deepest condolences to the families of Willie Simmons III and Alyssa Broderick,” Elgin ISD Superintendent Dr. Jodi ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!