FOUND THE FIRST PERSON THAT KYLE KILLED IN KENOSHA
Name is Joseph Rosenbaum. This dude had a life registration for sex crimes.
Some additional information on his time in jail
https://www.bailbondshq.com/arizona/azdoc-inmate-JOSEPH/172556
https://www.leagle.com/decision/infdco20100430a18
He sued the prison he was in