38-year-old California mother Heidi Planck was last seen leaving her 10-year-old son’s football game in Downey, California on October 17, 2021. Her ex-husband, Jim Wayne, reported her missing three days later when she failed to pick their son up from school. Hours after Heidi was last seen, her dog was found on the 28th floor of an apartment building in downtown Los Angeles. Dateline’s Josh Mankiewicz speaks with Jim Wayne and one of Heidi’s close friends. Heidi is 5’3” and 120 lbs., with blonde hair and blue eyes. If you have information on Heidi’s case, please contact the Los Angeles Police Department at (213) 486-6840 or the Los Angeles Regional Crime Stoppers anonymous tip line at 1-800-222-TIPS.

More photos and information can be found at DatelineMissingInAmerica.com

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On June 23, 2021, 24-year-old geologist Daniel Robinson, drove his 2017 blue Jeep Renegade away from his job site in the desert area west of Sun Valley Parkway just north of Cactus Road in Buckeye, Arizona. He hasn’t been seen or heard from since. Daniel’s father, David, speaks with Dateline’s Josh Mankiewicz about his tireless search for his son. Daniel is 5’8”, and weighs 165 lbs. He has black hair and brown eyes and is missing part of his right arm below his elbow. If you have information, call the Buckeye Police tip line at (623) 349-6411.

More photos and information can be found at DatelineMissingInAmerica.com

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Are you the key to solving a mystery? That question is at the heart of this all-new original series from Dateline. Correspondents Josh Mankiewicz and Andrea Canning report on perplexing missing person cases brought to Dateline’s attention by our social media followers. Each episode will focus on one person’s story, as told by those left behind. Listen carefully to the details, descriptions and clues offered by family, friends and investigators. Something you hear might jog a memory that could help authorities crack a case. Follow and listen now.

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