Teams of 3:
Air assault (calories)
*P1 begins on air assault for 20 sec for max calories, 10 sec to transfer to P2,
then P2 20 sec, same for P3,
immediately into 20 sec of situps for P1, 2,3.
Repeat this alternating sequence for a total of 8 rounds per person.
1 full round will be 3 min, so this workout will take a total of 24 min.