https://www.vice.com/en_us/article/4avjqb/conspiracy-theories-about-facebook-outage-spread-even-without-facebook

Facebook, as well as WhatsApp and Instagram, have been gone from the internet for hours. 

Internet users, obviously, are freaking out. Facebook has said very little about what is actually happening, but the outage is currently seemingly affecting only Facebook and its services. Many experts believe it to be related to issues with internet infrastructure, specifically DNS and BGP.