Military prosecutors say that on June 7 , Staff Sgt. Alberto B. Martinez , 37 , killed two of his commanding officers in the 42nd Infantry Division , Capt. Phillip T. Esposito , 30 , and First Lt. Louis E. Allen , 34 , at a base in Tikrit , Iraq .
Iraq /location/location/contains Tikrit
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Iraq
LOCATION
Tikrit
LOCATION
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