"Let's get out of here and open the outer hatch so he can freeze down."

His hands drew the outer hatch, in the base of the bell, down into place.

Finally the outer hatch had opened 1/3rd of the way.

There was a small chamber inside the outer hatch, big enough for two or three men.

He stuck his head through the outer hatch and looked down.

The video was blank at the moment, because he hadn't yet opened the outer hatch.

He closed the outer hatch and said, "Let's take a look."

Maybe opening the outer hatch started this stuff up, but I don't believe it.

He walked into the lock, and the outer hatch opened.

The outer hatch popped open a few inches, then stopped.