Some examples of GAO's contributions to improved government operations 
Some GAO contributions improved government operations.
Some GAO contributions ruined government operations.
A man is next to a vehicle.
A team in orange and white run behind the #44 blue and gold team member who is carrying the football.
The woman is singing.
The salamander left quickly.
A person walks around the lake.
A man is singing into the microphone in the daytime.