workout: everything until the last run is carrying or using a 45# plate. Any carry will do.
Run/jog/speed walk 1200m plate carry
50 burpee hops onto plate
1000m plate carry
50 ground to overhead with plate
800m plate carry
50 Russian twists with plate
600m plate carry
50 plate overhead alternating lunges
400m plate carry
1600m run no plate
Stretch