What the eff is going on here?
"British Airways canceled a London-to-Washington flight on Friday, the third time in three days that the flight was disrupted on security advice from the British government. Also, an Air France plane from New York to Paris made an emergency stop in Canada because of security concerns. "Yahoo! News - British Airways Cancels Flight to D.C.
I cannot find any coverage regarding what it is that may be happening here. Has anyone else?