U.S. Marines throw sand bags into the back of a tractor. U.S. Marines from the 26th Marine Expeditionary Unit throw sand bags into the back of a tractor in Elnora, Ind., on June 9, 2008. The Marines and Indiana National Guard are teaming up with state and local forces to raise the level of the levee on the White River that is expected to crest and flood the area. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 357045-S-EMS35-767.jpg Photo Gallery