NORAD says this was an F-16 intercepting an aircraft that was violating the no-fly zone near Trump's rally.
"The violating aircraft was non-responsive to initial intercept procedures, but established radio communications after NORAD aircraft deployed signal flares." https://t.co/OG4rLSCIbz pic.twitter.com/fCCls8Ft07

— Jeremy Diamond (@JDiamond1) October 28, 2020