CrossFit Hero: Gunny

Command Sgt. Maj. Martin "Gunny" Barreras, 49, of Tucson, Arizona, died on May 13, 2014, of wounds he sustained during an attack on his unit on May 6, 2014. Barreras was well known for his contributions to the successful rescue of Jessica Lynch in 2003. He joined the Marine Corps in 1983 and the Army Rangers in 1988. He was the senior enlisted adviser in the 2nd Battalion, 5th Infantry, 3rd Brigade Combat Team, 1st Armored Division, Fort Bliss, Texas.
He used CrossFit training to improve his fitness and the fitness of his unit. Murph and Griff were among his favorite workouts.
He is survived by his wife, Melinda; daughters, Amice and Victorria; and son, Calvin.

Gunny
For time:
1-mile weighted Run 
50 Pushups
50 Situps
1-mile weighted Run 
50 Pushups
50 Situps
1-mile weighted Run
Wear a weight vest, body armor, loaded pack or whatever is needed to load yourself with 50 lb. for the runs.

Men's: Uncontested
​Women's: Uncontested

Scaling
This workout is long, requiring you to lug a heavy load a long distance. Reduce the loads, distance and reps so this becomes manageable but is still a long slog.
Intermediate Option
For time:
1-mile weighted run
50 push-ups
50 sit-ups
1-mile weighted run
50 push-ups
50 sit-ups
1-mile weighted run
Wear a weight vest, body armor, loaded pack or whatever needed to load yourself with 25 lb. for the runs.
Beginner Option
For time:
800-m weighted run
30 knee push-ups
30 sit-ups
800-m weighted run
30 knee push-ups
30 sit-ups
800-m weighted run
Wear a weight vest, body armor, loaded pack or whatever needed to load yourself with 20 lb. for the runs.

Recovery:
10-1
Burpees
2-20
GHD Raises