First Sgt. Aaron Ritchie, right, 64th Troop Command’s senior supply sergeant and sustainment noncommissioned officer (NCO) representative, asks a Papua New Guinea Defence Force Soldier about serial numbers for supply items March 24, 2023, at Murray Barracks in Port Moresby, Papua New Guinea. Six NCOs conducted an information exchange with Papua New Guinea Defence Force counterparts March 20-27 as part of the State Partnership Program.