“Try him and execute him.”
This is where it gets difficult as he is under 18. That makes him a juvenile and the state laws won’t allow it unless they try him as a responsible, mentally healthy, adult. Children have rights even if they are being used for the wrong reasons. Gangs have been sending 14 year olds out for years as when the reach 18, they, in many states, are released with a purged record into the public domain. A do over.
wy69
In Texas, 17 years old is an adult for purposes of criminal liability.