Teen cousin of Uvalde shooter arrested after threats to 'do the same thing'

The 17-year-old cousin of the Uvalde shooter was arrested after threatening to carry out a similar attack.
The suspect's mother called police after hearing him trying to illegally buy an AR-15 rifle.
The teen had told his sister he planned to shoot her and wanted to attack a nearby elementary school.
He was charged with making terroristic threats against a public place and a family member.
The arrest raised concerns due to the teen's probation status and proximity to a school.