Lance Cpl. Alton Davis, military police officer and dog handler, holds back his dog Jesse, Belgian Malignois, from attacking Lance Cpl. Ryan Miller, military police officer and dog handler, outside of the working dog kennels at Marine Corps Base Quantico, July 30. - Lance Cpl. Alton Davis, military police officer and dog handler, holds back his dog Jesse, Belgian Malignois, from attacking Lance Cpl. Ryan Miller, military police officer and dog handler, outside of the working dog kennels at Marine Corps Base Quantico, July 30.