Members of the Philippine Army fire the newly acquired Autonomous Truck Mounted Howitzer System (ATMOS) 155 self-propelled guns and M119 105mm Howitzer during the Combined Arms Training Exercise (CATEX) Katihan Battle 2 Period at Camp O'Donnell in Capas Tarlac on Friday, March 15, 2024. CATEX is the first-ever large-scale exercise that will effectively test the Army's capability during combat operations. PHOTO BY JOHN ORVEN VERDOTEMembers of the Philippine Army fire the newly acquired Autonomous Truck Mounted Howitzer System (ATMOS) 155 self-propelled guns and M119 105mm Howitzer during the Combined Arms Training Exercise (CATEX) Katihan Battle 2 Period at Camp O'Donnell in Capas Tarlac on Friday, March 15, 2024. CATEX is the first-ever large-scale exercise that will effectively test the Army's capability during combat operations. PHOTO BY JOHN ORVEN VERDOTEMembers of the Philippine Army fire the newly acquired Autonomous Truck Mounted Howitzer System (ATMOS) 155 self-propelled guns and M119 105mm Howitzer during the Combined Arms Training Exercise (CATEX) Katihan Battle 2 Period at Camp O'Donnell in Capas Tarlac on Friday, March 15, 2024. CATEX is the first-ever large-scale exercise that will effectively test the Army's capability during combat operations. PHOTO BY JOHN ORVEN VERDOTEMembers of the Philippine Army fire the newly acquired Autonomous Truck Mounted Howitzer System (ATMOS) 155 self-propelled guns and M119 105mm Howitzer during the Combined Arms Training Exercise (CATEX) Katihan Battle 2 Period at Camp O'Donnell in Capas Tarlac on Friday, March 15, 2024. CATEX is the first-ever large-scale exercise that will effectively test the Army's capability during combat operations. PHOTO BY JOHN ORVEN VERDOTEMembers of the Philippine Army fire the newly acquired Autonomous Truck Mounted Howitzer System (ATMOS) 155 self-propelled guns and M119 105mm Howitzer during the Combined Arms Training Exercise (CATEX) Katihan Battle 2 Period at Camp O'Donnell in Capas Tarlac on Friday, March 15, 2024. CATEX is the first-ever large-scale exercise that will effectively test the Army's capability during combat operations. PHOTO BY JOHN ORVEN VERDOTEMembers of the Philippine Army fire the newly acquired Autonomous Truck Mounted Howitzer System (ATMOS) 155 self-propelled guns and M119 105mm Howitzer during the Combined Arms Training Exercise (CATEX) Katihan Battle 2 Period at Camp O'Donnell in Capas Tarlac on Friday, March 15, 2024. CATEX is the first-ever large-scale exercise that will effectively test the Army's capability during combat operations. PHOTO BY JOHN ORVEN VERDOTEMembers of the Philippine Army fire the newly acquired Autonomous Truck Mounted Howitzer System (ATMOS) 155 self-propelled guns and M119 105mm Howitzer during the Combined Arms Training Exercise (CATEX) Katihan Battle 2 Period at Camp O'Donnell in Capas Tarlac on Friday, March 15, 2024. CATEX is the first-ever large-scale exercise that will effectively test the Army's capability during combat operations. PHOTO BY JOHN ORVEN VERDOTE