This week’s headlines: Facebook’s Relevance Score is Replaced with New Metrics, Twitter Focuses on Images and Video and Facebook Is Under Criminal Investigation.

The week’s news quick hits: YouTube Stories Get AR Selfie Filters, Twitter Launches New Testing App Called Twttr, Hulu and Spotify Partner on $9.99 Bundle, COPPA Update Introduced in the Senate, Facebook Updates Potential Reach Metric, Apple Sets Dates to Reveal Streaming Plans, Facebook Suffers from DDOS Attack, Facebook Extends Watch Party to TV, Spotify Challenges Apple’s 30% Fee on In-App Purchases and High-Profile Execs Leave Facebook.