From the German newspaper FOCUS: "Half an hour after the shooting started the British intelligence service GCHQ intercepted phone calls, e-mails and SMS from w

From the German newspaper FOCUS: "Half an hour after the shooting started the British intelligence service GCHQ intercepted phone calls, e-mails and SMS from within the Turkish government apparatus saying that the purges would start next day and that Gülen should be presented as the mastermind of the coup" Still too early to confirm since it's the only publication that claims this.