A MOTHER VANISHES, A DAUGHTER IS DESPERATE FOR ANSWERS - DECADES LATER, A SECRET GRAVE SOLVES THE MYSTERY

"48 Hours" Reports in "Kimberly Langwell's Hidden Grave" Saturday, April 11 at 10:00 PM, ET/PT on CBS and Streaming on Paramount+

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48 HOURS: "Kimberly Langwell's Hidden Grave"

AIR DATE: Saturday, April 11 at 10:00-11:00 PM, ET/PT on the CBS Television Network and streaming on Paramount+.

CORRESPONDENT: Peter Van Sant

LOCATION: Beaumont, Texas

STORY DETAILS: Tiffani McInnis was a teenager when her mother, Kimberly Langwell, failed to return home from work, leaving her family searching for answers. For decades, Tiffani lived with uncertainty, holding on to the hope that she would one day learn what happened to her mother. More than 20 years later, detectives in Beaumont, Texas, received critical information that would breathe new life into the cold case. Their investigation led to a secret grave and a horrific discovery that finally revealed Kimberly Langwell's fate. 48 HOURS correspondent Peter Van Sant reports in "Kimberly Langwell's Hidden Grave."

FEATURES INTERVIEWS INCLUDING:

· Tiffani McInnis, daughter of Kimberly Langwell

· Detective Heather Wilson, Beaumont Police Department

· Former detective Joe Ball, Beaumont Police Department

· Lieutenant Mitch Sliger, Beaumont Police Department

· Detective Jesus Tamayo, Beamont Police Department

· Luke Nichols, Jefferson County prosecutor

· Tim Miller, founder, Texas EquuSearch

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Judy Tygard is the executive producer of 48 HOURS. Watch 48 HOURS on CBS News 24/7, CBSNews.com, Paramount+ and YouTube. The 48 HOURS free, advertiser-supported streaming (FAST) channel is available on Pluto TV, Paramount + and Paramount partner channels. Download the CBS News app on your phone or connected TV. Follow 48 HOURS on X, Facebook, TikTok, YouTube and Instagram. Listen to the 48 HOURS collection of original podcasts from CBS News.

Now in its 38th season, 48 HOURS remains Saturday's #1 non-sports primetime show, reaching 61.5 million viewers for a total of 30.2 billion minutes consumed across linear and streaming last season. On social, 48 HOURS leads the true crime space with more than 1.7 million TikTok followers, over 2 million YouTube subscribers, and 13.5 billion minutes watched on YouTube. The franchise podcast portfolio reaches almost 3 million monthly listeners and is consistently ranked among America's top true crime podcasts.

Source: Sept 24-Aug 25. Nielsen, Live+35 Days; CBS Monthly Internal Data, Adobe Analytics, Super Service Dashboard. CBS News co-viewing from Nielsen applied to CTV Streaming minutes. Reach 1 min qualifier, Live +35 Days playback.