The Pentagon's inspector general has opened an evaluation of how the U.S. military is training operators to use the Joint Fires Network, a battle-management system the department considers central to a potential high-end fight in the Pacific. On April 27, the Defense Department inspector general announced it would assess "the effectiveness with which the [DOD] trained operators to use the Joint Fires Network to perform targeting and fire control across all Military Departments within the U.S. Indo-Pacific Command area...