<|im_start|>user
What quality is common among all of Ingersoll's positions held within the Navy?

Context:
Stuart Howe Ingersoll (June 3, 1898 – January 29, 1983) was a vice admiral of the United States Navy. He was a naval aviator whose career included service as an aircraft carrier commander during World War II and tours as commander-in-chief of the United States Seventh Fleet, President of the Naval War College, and Commandant of Midshipmen at the United States Naval Academy.<|im_end|>
<|im_start|>assistant
Although Ingersoll held many positions within the U.S. Navy, he was first and foremost a naval aviator.<|im_end|>
