Well as most of you know a couple of months ago Verizon lost it's case in a Federal Appeals court to keep the names of suspected music pirates private.
At the time Verizon said they would appeal it again, or attempt to have the US Supreme Court to hear their argument.
It looks like they aren't doing that now at all. Verizon handed over four names to the RIAA, and the RIAA has sent out cease and desist orders to them.
You can find out some more information about this here