The crew of Australian warship HMAS Toowoomba, is on patrol in the troubled waters of the Persian Gulf. This is an area of heightened political tension and an increasing danger zone for piracy. / In a world first, follow the 193 men and women of the Royal Australian Navy Warship as they join a US-led task force to combat smuggling and piracy. The crew of Toowoomba must adapt to the daily pressures of life on active service, knowing that one mistake out here could mean not just their lives but those they've sworn to protect. (Source: National Geographic Channel)