See Thorsten Heins, Alicia Keys and BBM during the BlackBerry Live keynote, now on YouTubeBy Z. Honig, 05.16.2013
BlackBerry announces BBM channels, gives dedicated messaging streams to brands and usersBy M. Gorman, 05.14.2013
BlackBerry announces BB 10.1 rolling out to US Z10 users later this month (updated)By M. Gorman, 05.14.2013