The soldier was on foot when he was hit by a security patrol truck that ran into the entrance of the Navy Exchange store.
All three were ordered to serve one year of probation.
The Navy shut down the Childcare Development Center at the Sigsbee Park Annex after the boy's death.
Two Chinese men pleaded guilty Tuesday to illegally taking photographs at a Florida Navy base.
Lyuyou Liao now faces up to one year in prison for the misdemeanor crime.
The FBI says the pair drove onto the base and were apprehended by authorities.
This marks the second time that a Chinese national has been charged with taking photos at the Naval Air Station in Key West.
If you can't attend Saturday's ceremony, the Navy will livestream the event.
The Navy cracked down on boats anchored in the restricted waters near Key West, handing out 37 federal citations.
Investigators found photos and videos on Qianli's smartphone as well as on his digital camera.
New soldiers at Fort Sill were the first to graduate Army Basic Combat Training wearing the service's new Army Greens.
Air Force 1st Lt. Kenneth "Kage" Allen was killed.
Soldiers offered feedback on the Army's futuristic new IVAS technology.
The Defense Department is predicting flat or declining budgets in future years.
Preparations are underway across the Departments of Defense and Veterans Affairs to receive doses of a COVID-19 vaccine.