Cpl. Joe Sharp, Civil Affairs Team Leader, 31st Marine Expeditionary Unit, cuts the hair of Sean Hernandez, a patient at Guam Memorial Hospital Skilled Nursing Unit, Sept 21. Marines and Sailors with the 31st MEU visited 30 patients at the GHM Skilled Nursing Unit to build relationships and to make a difference in the patients' lives for a day. The 31st MEU is operating on and around Guam, the westernmost territory of the U.S., conducting a Certification Exercise. - Cpl. Joe Sharp, Civil Affairs Team Leader, 31st Marine Expeditionary Unit, cuts the hair of Sean Hernandez, a patient at Guam Memorial Hospital Skilled Nursing Unit, Sept 21. Marines and Sailors with the 31st MEU visited 30 patients at the GHM Skilled Nursing Unit to build relationships and to make a difference in the patients' lives for a day. The 31st MEU is operating on and around Guam, the westernmost territory of the U.S., conducting a Certification Exercise.