Special Forces: World's Toughest Test

A new troop of 14 household names face the harsh reality of winter warfare training.

The remaining recruits are tasked with submerging themselves in icy water.

The celebrity recruits must safely protect a convoy under a surprise attack.

The remaining recruits must navigate treacherous terrain while carrying a 220-pound boat.

The remaining recruits are taken to the top of a mountain range and must crawl across a ravine.

The recruits face the most dangerous task yet -- a helicopter survival drill.

The recruits go to a remote mountain range where they must pull sleds through dangerous terrain.
The recruits are taken into the final stage of selection: 12 hours of military-grade interrogation.