They charged him with four counts for one transaction with a prostitute who they have no reason to believe he knew was underage.
Read the affidavit here:
He doesn’t face up to twenty years in prison. He faces up to twenty years per count, meaning he faces the rest of his life in prison for one transaction with a pseudonymous prostitute.
According to Texas law:
If the convictions arise out of the “same criminal episode” and the cases are tried together, the sentences must run concurrently unless the convictions are for certain specified offenses, including sex crimes against children, that arise out of the same criminal episode, in which case the trial court may exercise its discretion to cumulate or to stack the sentences.
https://caselaw.findlaw.com/tx-court-of-appeals/1397386.html
Now, I know a lot of you are thinking a) this commenter must be a pedophile gun nut and b) good, I hope Cody Wilson gets raped and murdered in prison. I just thought I’d try to introduce some facts that might provoke thought in a reasonable human being.