Chief of staff of the United States Air Force told Fox News that China and Russia will soon field capability that will surpass the U.S. in many areas in a short time.
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“China and Russia are two good examples of countries who will be fielding capability in the next three to five years; if they stay on track, that is better than what we currently have in many areas.
Fighter aircraft in the next three to five years that have more capability than what we currently have sitting on the ramp. The F-35 will stay a generation ahead of them. F-22 will, too. Everything else we have will not stay ahead. The gap has closed.”

Source: Alert 5