Transcript for Northern California 'Super Mom' Vanished While Jogging

The hunt for a woman called a supermom by family and friends who vanished without a trace. There's now a reward for information on what happened to Sherri papini who was last seen jogging near her home in northern California and ABC's Adrienne Bankert is on the story from our L.A. Bureau. Adrienne, good morning. Reporter: Good morning to you, Dan and Paula. Yeah, Sherri papini described by her family and friends as a devoted young mother. When her children had not been picked up from day care they grew concerned and now they believe the 34-year-old was abducted. This morning, search teams scouring these rural roads and trails trying to piece together what happened to Sherri papini. The married mother of two vanishing without a trace last Wednesday afternoon while jogging near her Redding, California, home. She's such a great mom. She's so hands on. We call her supermom relationship her family suspecting something terribly went wrong after she failed to pick up her kids from child care. 3 1/2 hours later. She wouldn't leave her babies. There's no way she would do anything to disrupt her children's routine. Reporter: The only discovery in the case so far, her abandoned cell phone. Police say it was traced by her husband using the find my phone app. He found her phone close to the road. He called the authorities immediately. Well, the fact that her phone was left there, that is a key piece of evidence that would indicate somebody may have taken her. I mean, she wouldn't just drop her phone if she was running away. Reporter: According to police papini was last seen wearing a pink jogging top. Investigators and volunteers fanning out hoping to find any clues. We're branching out to contact businesses to see perhaps what they may have on their surveillance systems. Reporter: Friend, former classmates and supporters coming from across northern California to help in the search. She is considered at risk due to the suspicious circumstances. She's a family that loves her. Please just bring her home. Reporter: And investigators say there's not enough evidence to guarantee that Sherri was abducted but not ruling anything or anyone out. Her husband has been questioned and he has cooperated with the investigation. A nonprofit group is now offering a $10,000 reward hoping someone will come forward with information to find Sherri. Dan and Paula. Adrienne, thank you. We're thinking of her family and friends this morning. Thanks again.

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