Invasion: Earth S01 E02 The Fourth Dimension

"THE WORLD WAR HAS BEGUN"

After a yellow portal appears for a short time trying to drag in the UFO pilot, they decide to remove the implant discovered in his teeth. But as the implant is taken for analysis another portal appears which draws Friday, Tucker and three soldiers into it. Frustrated at his inability to stop it, Reece condones a brutal interrogation of the pilot.