![](https://webarchive.library.unt.edu/web/20130218013312im_/http://www.hqmc.marines.mil/portals/160/Gunston%20Hall.png)
21st MEU receives GREENS training on the deck of the USS GUNSTON HALL.
![](https://webarchive.library.unt.edu/web/20130218013312im_/http://www.hqmc.marines.mil/portals/160/MTVR.png)
Marines evaluate an MTVR with auxillary power unit during ExFOB 2012-2 at Camp Pendleton, CA.
![](https://webarchive.library.unt.edu/web/20130218013312im_/http://www.hqmc.marines.mil/portals/160/WTI.png)
GREENS powers the M777 during the 2012 Weapons and Tactics Instructors Course in Yuma, AZ.