Overview: Former SAS soldier Andy McNab fronts this hard-hitting series, uncovering the real truth and stories behind British and American soldiers fighting in Iraq and Afghanistan. In this episode, what it's like to come under surprise attack, and how troops combat such tactics. The men of 3 Para tell how they had to fight their way out of a massive Taliban ambush. And in Iraq, a medal-winning United States Marine tells how he ran straight into insurgent machine gun fire to save his men.