U.S. Coast Guard Cutter Munro (WMSL 755) crew members board a self-propelled semi-submersible suspected drug smuggling vessel (SPSS) June.
ROK K-9 155mm Self-Propelled Howitzer
The K9 Thunder is a South Korean self-propelled 155 mm howitzer developed by Samsung Techwin for the Republic of Korea Armed Forces. It was developed to supplement and then replace the K55 self-propelled howitzers in South Korean service. K9 howitzers operate in groups with the K10 automatic ammunition resupply vehicle. Read more at http://en.wikipedia.org/wiki/K9_Thunder