Lee Celano/Reuters/ Patrick Semansky/AP /Joe Raedle/Getty Images

We walk on the sands of Pensacola Beach tonight. We’ve strolled here before, in the past, but it’s different now. Really different. The sky has turned from lavender to purple to black, and what we see comes straight from a science fiction movie. Our darkest imaginings of some mishandled future have sprung to life. For stretches longer than football fields, dozens of white-skinned, red-eyed aliens plod like zombies across the beach where the water meets the sand.

And then we see: the white-skinned aliens are really hazmat-clad humans wearing single infrared lights affixed to their heads. They shuffle and bend in teams of two, one holding a plastic bag while the other digs at black gelatinous blobs in the white sand. They wear white masks, and the waxing moon lists in the sky. Suddenly understanding that the beings are human is no less frightening.

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