"Hurray!" shouted Dick.

"Get ready for the fight!" cried Nort.

"Wait a minute now, boys!" advised Snake. "You may have a proper part in the fracas, but remember we're with the United States troops, and under the leadership of Captain Marshall. We must do as he says."

"Oh, I guess the Captain will give the boys a chance," said Lieutenant
Snow with a smile, as he gave an order to the buglar.

The stragglers rode in, the troops were quickly formed for immediate action, and other scouts were sent out to report on the location and disposition of the Yaquis, which were about three miles in advance, the first scout said.

"Did you see anything of Rosemary or Floyd?" asked Bud anxiously.

"No. I wasn't close enough for that. But the beggars are legging it for all they're worth!"

"Then let's get after them!" cried the Captain. "We don't want them to get away!"

The pace had not been fast, so the horses were comparatively fresh, and they were now urged into a trot, while skirmishers were sent on ahead to receive the first reports of the advanced scouts.

Suddenly, as the sun was beginning to dip below the horizon, some of the scouts came riding back, pointing down into a small, rocky valley, while the foremost yelled: