Below you can check out the preview to the next episode of Falling Skies.
"Journey to Xilbalba," episode 9 of Season 3, airs next Sunday on TNT.
Tom uncovers confidential intelligence about the heart of the alien operation. Meanwhile, Charleston prepares to mount an offensive against the Espheni, but a massive explosion brings the operation to a halt. And the identity of the mole is finally uncovered, but not before more blood has been shed. Robert Sean Leonard and Gloria Reuben guest star.