Video courtesy of Games.CrossFit.com
Complete as many rounds and reps as possible in 12 minutes of:
2 rounds of:
50-ft. weighted walking lunge
16 toes-to-bars
8 power cleans
Then, 2 rounds of:
50-ft. weighted walking lunge
16 bar muscle-ups
8 power cleans
Etc., alternating between toes-to-bars and bar muscle-ups every 2 rounds.
https://games.crossfit.com/workouts/open/2017
CrossFit Team Offutt Tactical Fitness 