It’s currently 7.50pm in Australia, 1.50am US PDT. Facebook has been down for the last ten minutes. According to an entry in the Wikipedia profile for Facebook:

IT WAS RECENTLY HACKED BY CHRIS DOHERTY ON TUESDAY 31ST JULY. MANY PEOPLE HAVE BEEN AFFECTED, ESPECIALLY THOSE IN THE UK. CHRIS DOHERTY PROCLAIMED, “NOW PEOPLE MAY SEE THAT I AM THE TRUE CREATOR!”