Attempted break into cockpit of United Airlines f

SKY News are reporting that a United Airlines aircraft has landed in Australia after an attempeted cockpit break in. No news yet as to who, or how many people involved, or if it is just a "nutter"` or something more serious

United AIrlines 840 SYD-LAX Pilot aborted after letter found at airport saying bomb on board. Police now searching Aircraftcargo hold.

SYD Closed.

Sydney Airport authorities are now saying that NO attempt was made to break into the cockpit

Now reported that passengers released and a "suspicious object" has been found on the plane

Sky News reporting that it was a hoax.