This week’s headlines: Facebook Tweaks News Feed Algorithm Settings for Videos, Twitter Tests Changes for Retweets, Google Pushes for Deeper Integration at this Year's Google I/O and YouTube Introduces New Tools for Creators.

The week’s news quick hits: Path Launches Messaging App Path Talk, WeChat Adds Revoke Message Feature, Foursquare Makes Moves to Charge for Database Access and Facebook Improves Custom Audiences with Multi-Product Ad Unit.