Did Twitter just ban Justin Bieber?

Did Twitter ban Justin Bieber to give preference to other topics or did Justin's popularity just go down? What do you think? If the Examiner is right on this story, then this is total BS.
Has Justin Bieber disappeared from Twitter's list of trending topics?

There is a rumor going around all of the popular internet community on Sunday that Biebermania has in fact pushed the social-media site