(Washington Post via MSN) – Three leading social media companies have agreed to undergo independent assessments of how effectively they protect the mental health of teenage users, submitting to a battery of tests announced Tuesday by a coalition of advocacy organizations.

The platforms will be graded on whether they mandate breaks and provide options to turn off endless scrolling, among a host of other measures of their safety policies and transparency commitments. Companies that reviewers rate highly will receive a blue shield badge, while those that fair poorly will be branded as not able to block harmful content. Meta — which operates Facebook and Instagram — TikTok and Snap are first three companies to sign up for the process. (Read More)