US Army (USA) Major (MAJ) Martir Cruz, right, instructs SPECIALIST Fourth Class (SPC) Norberto Ramos, from the 369th Combat Support Hospital (CSH), 65th Regional Support Command (RSC), Puerto Rico, at the field hospital pharmacy in the Crabbs Training Area on the island of Antigua, during the Tradewinds 2002 Field Training Exercise (FTX)