@ cnnbrk surpassed the 10-million-follower mark Monday . ( CNN ) -- CNN marked a milestone Monday . Managing Editor Meredith Artley says the social news Twitter account started small . Artley challenged CNN to a competition to reach one ; he won . Meredith Artley : CNN thanks its many followers and @ cnnbrk founder Artley .
@ cnnbrk surpassed the 10-million-follower mark Monday . Managing Editor Meredith Artley says the social news Twitter account started small . Artley challenged CNN to a competition to reach one ; he won . Meredith Artley : CNN thanks its many followers and @ cnnbrk founder Artley .