NRC rejects BWR shutdown petition

The NRC seems to have quashed a Beyond Nuclear petition to shut down all Mark I and Mark II BWRs because of Fukushima. I'm having trouble finding it in the Fed. Register, so here's the NucNet announcement.
http://www.nucnet.org/all-the-news/2015/01/27/nrc-rejects-petition-to-have-fukushima-type-reactors-shut-down