The US Department of Homeland Security sent a letter to chief executives of five large tech companies asking them to ensure social media platforms are not used to incite violence in the wake of nationwide protests following George Floyd's death.

source https://gadgets.ndtv.com/social-networking/news/us-government-asks-tech-ceos-to-ensure-online-platforms-not-used-to-spur-violence-2253264#rss-gadgets-all