Endurance - running chipper Workout

Once, for quality:
750 m run or 4 min row
75 kb swings
750 m run or 4 min row
75 DU
750 m run or 4 min row
75 sit ups
750 m run or 4 min row
75 air squats
750 m run or 4 min row

40 minute time cap.