Sony Pictures Studios sign
Nick Ut/AP Photo
In this Dec. 2, 2014 file photo, cars enter Sony Pictures Entertainment headquarters in Culver City, Calif. Hackers calling themselves Guardians of Peace on Tuesday, Dec. 16, 2014 released another round of data leaks, including ominous threats against the premiere of Sony Pictures' film "The Interview," in which the group references the terrorist attacks of September 11, 2001.