This Week in Social is a weekly digest of some of the biggest stories in social media marketing news. These stories are the show notes for the Brave Ad World Podcast. Each story is discussed at a deeper level on the podcast.

This week’s headlines: Twitter Launches Happening Now, Snapchat Launches Context Cards and Facebook Launches 3D Posts.

The week’s news quick hits: Twitter Launching Bookmarking Feature, LinkedIn Gets Snapchat-Style Geofilters, Snapchat Tests Official Stories for Verified Accounts and Facebook Stories Opens Up to Businesses.