It’s time for another Photo Of The Day and this time we follow the Recon U.S. Marines to Iceland. According to the experts, some of the soldiers are armed with rifles with M27 lowers and HK416A5 uppers. Presumably, this is a new program for Recon.

Below: Royal Marines with 42 Commando and U.S. Marines with Charlie Company, 2nd Reconnaissance Battalion, assigned to 22nd Marine Expeditionary Unit, clear rooms during a visit, board, search, and seizure training mission in the Atlantic Ocean.

A medic with 42 Commando, Royal Marines, simulates administering aid to Sgt. Aaron Bernal, Reconnaissance Marine, Charlie Company, 2nd Reconnaissance Battalion assigned to 22nd Marine Expeditionary Unit.

U.S. Marines from Charlie Company, 2nd Reconnaissance Battalion, assigned to 22nd Marine Expeditionary Unit clear the top decks of a ship.

U.S. Marines from Charlie Company, 2nd Reconnaissance Battalion, assigned to 22nd Marine Expeditionary Unit prepare to board a ship.

Northern Viking 22 strengthens interoperability and force readiness between the U.S., Iceland and Allied nations, enabling multi-domain command and control of joint and coalition forces in the defense of Iceland and Sea Lines of Communication in the Greenland, Iceland, United Kingdom (GIUK) gap.

The San Antonio-class amphibious transport dock ship USS Arlington (LPD 24) launches boats with U.S. Marines.

U.S. Marines, Royal Marines, and Icelandic Coast Guardsmen complete a joint visit, board, search, and seizure training mission in the Atlantic Ocean.

Do you know more about the rifles with M27 lowers and HK416A5 uppers? Let us know in the comments.

Photos by U.S. Marine Corps. Lance Cpl. Henry Rodriguez II, 22nd Marine Expeditionary Unit.