An additional solution would be to stop publishing names for suspects entirely. Wait until the person is convicted to release the name.
They have already been prosecuted and convicted. You can't "expunge" a crime off your criminal record unless you've been convicted of it. It's ok to publish people who have been convicted of a crime. That's public info. It's NOT ok, to still have it published when it's expunged from your record. The article is specifically discussing expunged crimes.
Nowadays, I think the status quo for college newspapers is to not print names: https://www.poynter.org/news/college-papers-dropping-arreste...