GALLERY: Arlington National Cemetery Preps for Memorial Day

Obama says in his weekly radio and Internet address he will mark Monday's holiday with veterans and their families at Arlington National Cemetery and the Vietnam Veterans Memorial. An estimated 12 percent of the country's service members are Latinos.

"Welcome to Arlington National Cemetery, our nation's most sacred shrine. Please conduct yourselves with dignity and respect at all times." – Page 1.

Arlington National Cemetery is the final resting place for those who fought for the Confederacy and Union during the War Between the States. It is also the burial place for men and women who fought our nation's wars since

Sgt. Craig Green (left) and Sgt. Cody Donaldson of Delta Company of the 3rd US Infantry Regiment (The Old Guard) place flags during the annual “Flags In” ceremony in Arlington National Cemetery on May 24, 2012.

Sgt. Craig Green (left) and Sgt. Cody Donaldson of Delta Company of the 3rd US Infantry Regiment (The Old Guard) place flags during the annual “Flags In” ceremony in Arlington National Cemetery on May 24, 2012.