They were kicking around various places on the net after DC Comics experienced a security breach on their site this week.
By the way, Bleeding Cool has been speculating that the Supergirl series will be by Michael Green, Mike Johnson and Mahmud A. Asrar. No idea of the artist on Superboy yet, but Scott Lobdell is writing it.
Supergirl looks trampy with those crisscross boots, in my opinion. Like something you'd pray your woman would buy from Fredrick's of Hollywood. And that cape clasp is garish, to, I say.