WETLANDS WORK U.S. Army Pvt. Richard Jones moves the intake pipe for a water pump that is used to inflate the Tiger Dam water diversion system near the southwest pass of the Mississippi River Delta, May 20, 2010. Jones is assigned to the Louisiana National Guard's 528th Engineer Battalion. His team is constructing a 7.1-mile-long barrier to prevent oil from coming into the wetlands. SHARE IMAGE: Download Image: Full Size (0.07 MB) Photo By: VIRIN: 170635-L-DAL35-769.jpg Photo Gallery