NORTHERN ARABIAN GULF, IRAQ (May 7, 2003)-- Port Security Specialist 1st Class Alberto "Chevy" Echeverria wears a grenadier vest and inflatable personal flotation device while standing security watch onboard the Khawr al Amaya Oil Terminal. The vest carries grenades for use with the M-203 grenade launcher including red flare grenades to warn vessels away from the platform. Port Security Unit 311 maintained security on the offshore terminal for nearly ten weeks at the outset of OperationIraqi Freedom.USCG photo by PA1 John Gaffney