It was observed that during bombardments , the Japanese would hide their guns and themselves in the caves only to reappear when the troops would advance and lay devastating fire on them .
The Marines nevertheless found ways to prevail under the circumstances .
Marines was observed that during bombardments , the Japanese would hide their guns and themselves in the caves only to reappear when the troops would advance and lay devastating fire on them .
The Marines nevertheless found ways to prevail under the circumstances .