Closer...

They found the first body hideously swollen and still warm. Then they found two severed hands. Then two staring heads in wall ovens. 150 were grotesquely dead and it had hardly begun in the tiny mountain town of Snowfield, California.

and closer...

At first they thought it was a maniac. Then they thought it was an obscene new disease. Then they thought it was the Russians.

and closer...

Then they found out the truth. And they saw it in the flesh. And it was worse than anything any of them had ever imagined...