A USAF F-35A flies over the Toronto waterfront on 3 Sept 2021 during the 2021 Canadian International Air Show. Proposed US legislation would limit the total quantity of F-35s that could be procured and maintained by the US military services based on O&S cost targets. (US Air Force)

The US Air Force's (USAF's) top officer supports proposed legislation that would limit the total quantity of Lockheed Martin F-35 Lightning II Joint Strike Fighters (JSFs) that could be procured and maintained by the US military services based on operations and sustainment (O&S) cost targets.

“The language from Congress is really in line with what we are trying to get done,” General Charles Brown, chief of staff of the USAF, said on 8 September during a conference sponsored by Defense News.

A USAF F-35A flies over the Toronto waterfront on 3 Sept 2021 during the 2021 Canadian International Air Show. Proposed US legislation would limit the total quantity of F-35s that could be procured and maintained by the US military services based on O&S cost targets. (US Air Force)

The US Air Force's (USAF's) top officer supports proposed legislation that would limit the total quantity of Lockheed Martin F-35 Lightning II Joint Strike Fighters (JSFs) that could be procured and maintained by the US military services based on operations and sustainment (O&S) cost targets.

“The language from Congress is really in line with what we are trying to get done,” General Charles Brown, chief of staff of the USAF, said on 8 September during a conference sponsored by Defense News.

A USAF F-35A flies over the Toronto waterfront on 3 Sept 2021 during the 2021 Canadian International Air Show. Proposed US legislation would limit the total quantity of F-35s that could be procured and maintained by the US military services based on O&S cost targets. (US Air Force)

The US Air Force's (USAF's) top officer supports proposed legislation that would limit the total quantity of Lockheed Martin F-35 Lightning II Joint Strike Fighters (JSFs) that could be procured and maintained by the US military services based on operations and sustainment (O&S) cost targets.

“The language from Congress is really in line with what we are trying to get done,” General Charles Brown, chief of staff of the USAF, said on 8 September during a conference sponsored by Defense News.

A USAF F-35A flies over the Toronto waterfront on 3 Sept 2021 during the 2021 Canadian International Air Show. Proposed US legislation would limit the total quantity of F-35s that could be procured and maintained by the US military services based on O&S cost targets. (US Air Force)

The US Air Force's (USAF's) top officer supports proposed legislation that would limit the total quantity of Lockheed Martin F-35 Lightning II Joint Strike Fighters (JSFs) that could be procured and maintained by the US military services based on operations and sustainment (O&S) cost targets.

“The language from Congress is really in line with what we are trying to get done,” General Charles Brown, chief of staff of the USAF, said on 8 September during a conference sponsored by Defense News.

A USAF F-35A flies over the Toronto waterfront on 3 Sept 2021 during the 2021 Canadian International Air Show. Proposed US legislation would limit the total quantity of F-35s that could be procured and maintained by the US military services based on O&S cost targets. (US Air Force)

The US Air Force's (USAF's) top officer supports proposed legislation that would limit the total quantity of Lockheed Martin F-35 Lightning II Joint Strike Fighters (JSFs) that could be procured and maintained by the US military services based on operations and sustainment (O&S) cost targets.

“The language from Congress is really in line with what we are trying to get done,” General Charles Brown, chief of staff of the USAF, said on 8 September during a conference sponsored by Defense News.

A USAF F-35A flies over the Toronto waterfront on 3 Sept 2021 during the 2021 Canadian International Air Show. Proposed US legislation would limit the total quantity of F-35s that could be procured and maintained by the US military services based on O&S cost targets. (US Air Force)

The US Air Force's (USAF's) top officer supports proposed legislation that would limit the total quantity of Lockheed Martin F-35 Lightning II Joint Strike Fighters (JSFs) that could be procured and maintained by the US military services based on operations and sustainment (O&S) cost targets.

“The language from Congress is really in line with what we are trying to get done,” General Charles Brown, chief of staff of the USAF, said on 8 September during a conference sponsored by Defense News.