Question: In what county was the 160th Air Refueling Group last based?
Sentence (from "Rickenbacker Air National Guard Base"): It is the home of the United States Air Force's 121st Air Refueling Wing (121 ARW), which serves as the host wing and is an Air National Guard (ANG) unit operationally-gained by the Air Mobility Command (AMC).
Relevant evidence: No