Not sure, but likely
Looks like the brother won't be doing much talking after he gets a bit of help from the same mental health facility:
>Nikolas Cruz’s younger brother, who turns 18 next week, was removed from his home on Friday and committed to a mental health facility for observation, according to the Palm Beach Post.
>The teen was taken by authorities under what is commonly known as the Baker Act - which allows a minor to be held and examined for up to 12 hours.
Current summary from digging:
>>410311 - Henderson Behavioral Health - One of largest in Country.
>Jared Bienenfeld Therapist
>>410517 - Who was Nikolas Cruz living with: >James Snead, Lox Road, Parkland
>>410494 - Info on adopted parents Lynda and Roger Cruz, then supposed "guardian" after their Lynda Cruz death - Deschamps "long time former neighbor" when they lived here perhaps:
>6166 NW 80 Terrace in Parkland
>>410629 - new - Brother involuntarily committed to same mental health facility