Warmup
2 Rounds not for time
400m Easy run
30s each
Bottom of the squat
Alternating side lunge
Walking alternating toe touch
Walking alternating knee hug
Workout
For time:
Run 1.5 miles
-Then-
Have an unloaded sandbag  at the end of the run. Re-stuff the bag.
-Then-
For time:
Run 1.5 miles with it
Cool down
Stretch

and then