The families of Austin Metcalf and Karmelo Anthony are facing unrelenting harassment that's putting their safety and the safety of their neighbors at risk. Twice since 17-year-old high school student Austin Metcalf was killed,

The father of a Texas teen who was stabbed and killed at a track meet showed up at a press conference held by the family of the alleged killer and was escorted out by police. NBC News' Kathy Park has the family's reaction.

Karmelo Anthony's parents spoke publicly for the first time on April 17. Later that day, a “swatting” call was made to an address linked to the family