Tech. Sgt. Rich Rijos (left) 514th Aeromedical Staging Squadron medical technician, describes how to do a "pat down" to search for contraband, as Tech. Sgt. Tracy Latchaw and Tech. Sgt. Amber Gibbs, both 514th ASTS medical technicians, demonstrate, in preparation for Mobile Exercise Jersey Dragon, an annual Joint Base McGuire-Dix-Lakehurst exercise that prepares Airmen for deployment. This year's exercise, from February 27 to March 10, will include more than 800 participants from six different active-duty and reserve wings, and will be the largest joint base mobility exercise to date.