Gap Fill - Air Traffic Control - Level 6

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   concern      cyberattack      everywhere      extra      failure      incident      money      outage      routers      secretary   

Paragraph 2

The sparked widespread . Officials quickly reassured the public that it was not another 9/11. The US homeland security said there had been no indication of a or national security threat. He described the incident as a "telecommunications ". Transportation Secretary Sean Duffy blamed the on outdated infrastructure. He said: "We have old switches and old . We use 1980s little copper lines." He added: "It's an old system that went down. It went down . It got overloaded." Duffy warned that systems would "continue to break" unless Congress allocated funds. He said: "I can't build things if I don't have ."

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