Now that "Vanished: What Happened to Vanessa" has come to a close, we're sharing the first episode of our new series from 20/20 and ABC Audio, "The Hand in the Window." A 911 call becomes the first step in an investigation that would reveal sinister and shocking crimes. To catch new episodes early, follow "The Hand in the Window" for free on ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠ ⁠Apple Podcasts⁠, ⁠Spotify⁠, ⁠Amazon Music⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠, or wherever you listen to podcasts. Learn more about your ad choices. Visit podcastchoices.com/adchoices

 In this bonus episode of Vanished, host John Quiñones and Start Here host Brad Mielke discuss John's reporting on this story and newly-released police dash camera footage from the night Aaron Robinson killed himself.  Learn more about your ad choices. Visit podcastchoices.com/adchoices

Vanessa’s family forces a reckoning inside the U.S. military. Five years later, what became of their fight? Learn more about your ad choices. Visit podcastchoices.com/adchoices

A dramatic day in the investigation concludes with a manhunt. Plus: New details emerge during a tense hearing in federal court. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Investigators find remains scattered across three burial sites 20 miles away from Fort Hood. The discovery causes  investigators to revisit a key witness, who suddenly changes her story. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Human remains are found in a field near Fort Hood. Are they Vanessa’s? Plus: late-night phone calls lead investigators to question another soldier’s alibi. Learn more about your ad choices. Visit podcastchoices.com/adchoices

The search for Vanessa starts to stretch over days, then weeks, and her family grows frustrated and finds their own ways to bring awareness to Vanessa’s case. Meanwhile, the military’s investigation is hindered by early missteps.  Learn more about your ad choices. Visit podcastchoices.com/adchoices

Private First Class Vanessa Guillén shows up for work one morning at the Fort Hood Army base and disappears without a trace. When she stops responding to text messages, her tight-knit family in Houston immediately sounds the alarm. Who was Vanessa Guillen? How did this strong 20-year-old soldier suddenly go missing on a military base? And why does she inspire an international movement? Learn more about your ad choices. Visit podcastchoices.com/adchoices

When Fort Hood soldier Vanessa Guillén goes missing, her family pressures the military for answers. The search for their beloved sister and daughter ignites a movement, and sparks a reckoning in the military. A six-part series from ABC Audio and 20/20. New episodes Tuesdays beginning September 16. Learn more about your ad choices. Visit podcastchoices.com/adchoices