Book excerpt: Since the US navy began, with only a few ships, it has grown into one of the most respected fleets in the world. On the seas and in the air, navy heroes have served the country courageously and performed some of the most daring operations of any military branch. Readers will marvel at stories, such as the Taffy 3 unit's heroism during World War II and Michael Murphy's actions in Afghanistan. Historical photographs accompany each account, engaging readers at all levels.