The weight of the exercise.
Airmen from the 32nd Aerial Port Squadron guide a forklift with a load of cargo to a weigh station at the Pittsburgh International Airport Air Reserve Station, Sept. 14th, 2014. Weighing cargo that is part of a deployment is another key component of a mobility exercise to ensure the safety of deploying Airmen while en route to locations around the globe. (U.S. Air Force photo by Senior Airman Justyne M. Obeldobel)