Janna Schickel, wife of Staff Sgt. Matt Schickel, a platoon guide from Company E, 4th Tank Battalion, 4th Marine Division, welcomes her husband home Nov. 15, 2012, at Fort Knox, Ky., upon his return from a six-month deployment to Afghanistan. The Lanesville, Ind., native was greeted by friends and family upon his arrival at Fort Knox. (U.S. Marine Corps Photo by Cpl. Nana Dannsa-Appiah/Released) - Janna Schickel, wife of Staff Sgt. Matt Schickel, a platoon guide from Company E, 4th Tank Battalion, 4th Marine Division, welcomes her husband home Nov. 15, 2012, at Fort Knox, Ky., upon his return from a six-month deployment to Afghanistan. The Lanesville, Ind., native was greeted by friends and family upon his arrival at Fort Knox. (U.S. Marine Corps Photo by Cpl. Nana Dannsa-Appiah/Released)

Capt. Michael Roberson, a UH-1N Huey utility helicopter pilot with Marine Light Attack Helicopter Squadron 773, Marine Aircraft Group 49, 4th Marine Aircraft Wing, conducts a simulated close-air support mission at Fort Irwin, Calif., Oct. 17, 2012. Roberson is a Columbia, S.C., native and has deployed four times to Iraq for Operation Iraqi Freedom. (U.S. Marine Corps Photo by Cpl. Nana Dannsa-Appiah/Released) - Capt. Michael Roberson, a UH-1N Huey utility helicopter pilot with Marine Light Attack Helicopter Squadron 773, Marine Aircraft Group 49, 4th Marine Aircraft Wing, conducts a simulated close-air support mission at Fort Irwin, Calif., Oct. 17, 2012. Roberson is a Columbia, S.C., native and has deployed four times to Iraq for Operation Iraqi Freedom. (U.S. Marine Corps Photo by Cpl. Nana Dannsa-Appiah/Released)