Claire seemed to divine this.

For, before her astonished brother could speak, she called to him: "Go indoors! Quickly, please!" Bewildered at the odd command, yet impressed with its stark earnestness, Milo took a wondering step backward, toward the open doorway.

Then, at sight of the running man, just behind his sister, he paused.

Claire's lips were parted, to repeat her strange order, as she came up the porch steps, but Gavin, following her, called reassuringly: "Don't worry, Miss Standish.

They don't use guns.