The Official PSP Guidebook Magazine, yet another UK publication, has a rather uniquely styled preview. An interview with Mr. Rockstar on the VCPR radio station.
The preview contains mostly already known details, some of which are below:
Keep in mind those last two bullets aren't confirmed, they're just suggested.
Thanks to DeAnO_GTA~MaStEr for posting about this at GTAForums.
In other news, we hear Vice City Stories will be shown to select press members at the upcoming Games Convention in Leipzig, Germany, according to Take Two Interactive Germany. This is behind closed doors though. But at least we can expect some different previews from some more publications. Keep in mind we still haven't even had a US magazine with a preview yet, so if you live in America look out for any magazines with previews in upcoming issues.