An Observer, Coach/Trainer assigned to 188th Infantry Brigade aids a Soldier assigned to 4th Platoon, 376th Postal Company, 304th Sustainment Brigade with clearing his M249 light machine gun during Mobilization Exercise II (MOBEX II), Jul. 23, 2023, at Fort Stewart, Georgia. The MOBEX was part of 1st Army's Pershing Strike Exercise which validates Mobilization Force Generalization Installations (MFGI) operational and support plans, Soldier readiness processing, and validation of a Global Force Management Allocation Plan (GFMAP).