This is from Nanex:
"On October 25, 2013, the Federal Reserve announced it would add an Internet Kill Switch (among other measures) to prevent future leaks of FOMC news announcements.
We proved with market data that the September 18, 2013 Fed (FOMC no-taper) news release must have been secreted out of the Treasury Department and placed on computers in New York and Chicago trading centers sometime before the official 2 PM release from Washington, D.C...
We have since learned, from people familiar with the matter, that one or more news organizations secreted the Fed news out of the Treasury Department before 2 PM and loaded it onto servers in trading centers in New York and Chicago. This has not yet been disclosed publicly..."
Read the entire story including questions to be answered here.