Mark Zuckerberg, chairman and CEO of Facebook, waves at the CEO summit during the annual Asia Pacific Economic Cooperation (APEC) forum in Lima, Peru, in this Nov. 19, 2016, file photo. Zuckerberg released a missive Thursday, Feb. 16, 2017, outlining his vision for the social network and the world at large. Among other things, Zuckerberg hopes that the social network can encourage more civic engagement, an informed public and community support in the years to come. (AP Photo/Esteban Felix, File)