May 1, 2018 10:20 am Privacy Concerns Take Center Stage at Facebook Recent concerns over user privacy are expected to be a key focus at Facebook’s annual developers conference. NBC’s Jennifer Bjorklund reports. US & World Videos 0:44 How to turn off noises on the Facebook app 1:45 What is ‘quishing'? 2:50 9/11 victims' names read out 22 years after the attack 6:37 Bode Miller's 3 children hospitalized for carbon monoxide poisoning 3:03 Ep. 2 – AI Does What? Tools to Help You at Work