Crisis Communications The 5 most popular stories on PR Daily this week The iPhone 6 release and how use visuals on social media were two of the topics in which PR Daily readers were most invested this week. By PR Daily StaffSept. 29, 2014 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.