SANTA RITA, Guam (Jan. 20, 2022) Electronics Technician 1st Class Steven Protain, left, assigned to Commander, Task Force 75, opens a ground anchor point while Senior Chief Logistics Specialist Felix Onejeme observes during the Command Post Exercise (CPX). CPX provides opportunities for the headquarters staff to rehearse Expeditionary Maritime Operation Center (EXMOC) roles and responsibilities in humanitarian assistance and disaster relief. (U.S. Navy photo by Mass Communication Specialist 1st Class Billy Ho)