Americans watched the skilful advance of the enemy with dismay. "They are trying to surround us!" whispered Boxer. Then like a flash his rifle went up. The report was followed by a yell of pain, and a Filipino fell into view from behind a tree less than fifty yards distant. The poor fellow was hit in the side, but managed to crawl back into cover again, groaning dismally.
Leroy also fired, a second later, aiming at a tall Tagal who was crossing a clearing to their left. If he hit his mark, the rebel gave no sign, but the man disappeared in a great hurry. Then came a crashing through the bushes below and to the left, proving that the Filipinos were massing in those directions.
"Perhaps we had better try to crawl away from this—" began Larry, when a humming sound caught his ear. At the same time the sky grew black.
"Look! look!" yelled Leroy. "What is this—the end of the world?"
All looked up. The humming had increased to a whistle, and now came a crashing of trees and brush mingled with the wild cries of the Filipinos as they rushed away toward a near-by
