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Within 24 to 48 hours of the first detection of the virus, state and federal animal health officials work with farms to cull infected flocks to reduce the risk of transmission. That’s followed by extensive disinfection and months of surveillance and testing to make sure the virus isn’t still lurking somewhere on-site.

The president lashed out at the pop star on his social media website. From my seat at Super Bowl LIX, the crowd’s disparate reactions to Swift and Trump felt like a chilling microcosm of our culture.