Although darkness was fast approaching, their day wasn't over yet.

By 18:30, more than two hours since the fighting began, darkness was approaching.

As darkness approached, they resigned themselves to another night under the sail.

As thousands of fans were on the field and darkness was approaching, the game did not immediately resume.

The premise is, What does one do when lost in the woods with darkness approaching and no immediate help?

Eventually the one window showed that darkness was approaching.

The trees are bare, the sky is flat clouds with early darkness approaching.

With darkness approaching at 19:00, both sides withdrew to their initial positions.

With darkness approaching, and some drivers starting to complain about the visibility, the lead changed hands.

He sees darkness approaching like a sudden storm, and it sweeps over him.