Opinion

‘Unknown Number’ isn’t just a documentary. It’s an urgent warning.

Netflix’s new true-crime documentary details a tragic example of how a phone can become a weapon.

Lauryn Licari looks down at a cellphone
Lauryn Licari in "Unknown Number: The High School Catfish."Netflix

Hannah Holland

Hannah Holland is a producer for MSNBC's "Velshi" and editor for the "Velshi Banned Book Club." She writes for MSNBC Daily.