How FAA temporary flight restrictions work and why El Paso's disruption was different

The Federal Aviation Administration issued an unusual temporary flight restriction late Tuesday night, halting air traffic in El Paso, Texas, before lifting it Wednesday morning. Why it matters: Temporary flight restrictions, or TFRs, are common — including during major events like the Super Bowl — but Wednesday's shutdown was unusual: It grounded all aircraft over a major U.S. city, including military and emergency flights, without a clear...