life. >> she had saved her fingerprint and i didn't know she had saved in my phone, if i fell asleep or whatever, she would use her fingerprint to get in and change the setting. figure once the pandemic had started, she was posting more, she became more reclusive, focusing on how many like she hasn't how many followers, how many followers -- followers she's losing. >> during the pandemic when the school and social life moved online, she was regularly messaging with people on the apps, some she knew and some she did not. >> there were adults that would reach out, which i was not aware of until not too long ago. men, they knew she was a minor. >> audie cornish joins me, you been speaking with the families and getting a sense of really