There was silence on the end of the phone and Smith realized he was supposed to say something.

Smith realized that he had no choice except to wait for the lunatic to call him again.

But Smith realizes that "anything can change in a year."

In the long minutes following the timeslip Smith realized that no one stayed out this late working on a paper without calling home.

Smith realized his lights were still off in the office.

Smith realized for the first time just how much animal and how little human these tiger people had become.

Smith helped move the bodies and realized what he was doing.

At this rate, Smith realized, it was going to take for-ever.

Suddenly Smith realized how quiet the station had become.

Drake had taken his first shot before Smith had realized he'd been made.