Unless you can find a court hearing / docket / charges, or some report about them, he's innocent.
If you think that's not enough, you're probably not innocent either... unless you have a way to prove that no charge exists against you in any jurisdiction in the world. Do you get why people assume innocence here now?
You would think this administration would jump at the opportunity of showing the media any proof that Abrego Garcia was a member of any gang, no matter how circumstantial or weak the proof is. But I've yet to see any of it.