An Amber Alert was issued for Audrii on Thursday, February 15 when she didn't get on the school bus in her Texas neighborhood and never made it to school. Don Steven McDougal is the last person to be with the 11-year-old, according to officials. McDougal has an extensive criminal history with multiple violent convictions. The Harris County Medical Examiner is performing autopsy to determine cause of death. Subscribe to LiveNOW from FOX! https://www.youtube.com/livenowfox?sub_confirmation=1 Where to watch LiveNOW from FOX: https://www.livenowfox.com/ Follow us @LiveNOWFOX on Twitter: https://twitter.com/livenowfox Raw and unfiltered. Watch a non-stop stream of breaking news, live events and stories across the nation. Limited commentary. No opinion. Experience LiveNOW from FOX.