New footage in disappearance of Texas A&M grad - where is Sydney Marquez?

Brian Entin Investigates · Dec 31, 2025 · 28m

The family of Sydney Marquez says they are clueless about where she could have disappeared to or how she went missing. The 24-year-old has been missing since Dec. 11th. Surveillance video showed her last seen walking near the hotel where she was staying while in Houston visiting friends. In this episode, we investigate what may have happened -- and also discuss the tragic end to another Texas case. Watch the video version on YouTube…