9This is a 12-week program designed to develop the strength and stamina to successfully complete every physical aspect of Marine Special Operations Command Assessment and Selection. While having the overall stamina to be physically superior while attending A&S. We have scientifically broken down the A&S requirements in order for you to optimize your potential without overtraining or causing injury.Josh and Nick have both walked the path of attending and successfully getting selected to become a Marine Raider. It is through their experience that gave birth to this manual for success. Their desire is that any Candidate willing to put forth the effort will take this manual and use it to become a United States Marine Raider.