Priebus derided the rollout of her new book, Hard Choices, and claimed her poll numbers are sinking.

The very weight of accumulating strata may either have aided or actually caused the sinking of the long, relatively narrow trough.

It was a lovely evening, very clear and cool, and twilight was sinking upon the scene.

And from that moment a new hope commenced for America, and a new inspiration was to bring to sudden buoyancy a sinking cause.

The last glorious fragment of the sinking sun fled, and darkness came creeping swiftly over the sea.

How many a heart, sinking under its bitter burden of care, is reawakened to hope by that first spring day of brightness!