Servers down?

NA Servers are down.Stay posted boys and girls. update as info comes out or it gets resolved.EDIT 1 Blizzard Twitter: We're currently investigating an issue affecting our authentication servers, which may result in failed or slow login attempts. #Warcraft know. Strap in lads. Only affecting NA.EDIT 2Server are coming back up. Only a batch at the time of this edit, nothing new from Twitter. Expect servers to be up shortly.