BALTIC SEA (May 20, 2022) Boatswain's Mate Seaman Lucas Martinez, assigned to 22nd Marine Expeditionary Unit, signals a Medium Tactical Vehicle Replacement (MTVR) onto the shores of Estonia during exercise Hedgehog 22, May 19, 2022. 22nd MEU, is participating in the Estonian-led exercise Siil 22 (Hedgehog 22 in English). Siil 22 brings together members of the Estonian Defense Force and U.S. Sailors and Marines under Task Force 61/2 to enhance Allied interoperability and preserve security and stability in the Baltic region. (U.S. Navy photo by Mass Communication Specialist Seaman Keith Nowak)