U.S. Air Force Master Sgt. Eric Johnson hands sandbags to Tech. Sgt. Tracy Winterquist as they prepare to build a barrier to keep flood waters from encroaching on a farmstead home west of West Fargo, N.D., April 29, 2011. Johnson and Winterquist, assigned to the 119th Civil Engineer Squadron, are members of a North Dakota National Guard quick response force. U.S. Air Force Master Sgt. Eric Johnson hands sandbags to Tech. Sgt. Tracy Winterquist as they prepare to build a barrier to keep flood waters from encroaching on a farmstead home west of West Fargo, N.D., April 29, 2011. Johnson and Winterquist, assigned to the 119th Civil Engineer Squadron, are members of a North Dakota National Guard quick response force. SHARE: Download: Full Size (2.18 MB) Tags: Photo Essays Credit: VIRIN: 763838-Y-PUL48-628.jpg Photo Gallery