Untold Story of Delta Flight 1824

The passengers aboard Delta Airlines Flight 1824 flying out of Orlando International Airport last Thursday at 7:15 a.m. heard the following statement over the intercom as they were preparing to taxi onto the runway on their way to Atlanta, Georgia:

Ladies and gentlemen, we have been informed that there is "a credible security risk with this aircraft" and we are returning to the terminal.

Rest of the story here