I'm wondering if he saw someone enter the elevator, got an idea.

The expression changed, however, as Trip entered the elevator and turned toward the door.

She entered the elevator quickly, closed the door before he could respond.

Jack shook the thought off as he entered the elevator.

She bowed her head, entered the elevator and was gone.

They entered the elevator, and the officer stepped inside with them.

I think she passed by and entered the elevator while we've been talking.

"No pictures," he said to them as they entered the elevator.

He entered the elevator and rode up to the second level.

They looked at me curiously as I entered the elevator.