When a terrorist insurgency turns Iraqi cities into cauldrons of violence, the Navy SEALs help turn the tide. Street fighting is notoriously chaotic, confusing, and violent; See more in Season 2, Episode 3, "Urban Combat.

Before any enemy can be destroyed, it first has to be found. Reconnaissance is one of the SEALs' many areas of expertise. Their training includes extreme stealth, camouflage tactics and more, in Season 2, Episode 2, "Enemy Territory.

An in-depth, behind-the-curtain look at one of the most elite fighting forces in the world. Part 1 takes us through the incredible history of the SEAL's predecessors in WWII and Korea--the underwater demolition teams that helped secure the beaches of Normandy and the Pacific--through their evolution into elite warriors, fighting in the jungles of Vietnam, the formation of SEAL Team 6, executing secret missions in Panama and Grenada, all the way up to 9-11-- the event that will change the way America fights wars.

Part 2 continues the evolution of the SEALs as they become the tip of America's spear in the War on Terror. They go from months and years in between missions to almost daily raids in Afghanistan and Iraq. the secret warriors also successfully execute high-profile missions like the rescue of Captain Phillips from pirates, the rescue of Jessica Buchanan in Somalia, and, of course, the raid on Osama bin Laden's compound in Pakistan.

Documentary about the 1st Division of the United States Army, called "The Big Red One" because of the red numeral uniform patch.