Facebook appears to be down for some users.
This screen shows when you try to access the site:
Business Insider has contacted Facebook to find out what the problem is. We'll update this post once we hear back.
Even IsItDownRightNow.com is struggling with the news.
IsItDownRightNow.com
Back in January, Facebook went down for an hour and people reportedly called 911 to report it. Facebook said that particular outage occurred after it introduced a change that affected its configuration systems.
It's not yet clear what's causing the downtime today.
As usual people have been tweeting in reaction to the Facebook outage:
