The CDC is locked in a power struggle with key states and agriculture players as it tries to better track the virus and prevent another potential pandemic.

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White House chief of staff Jeff Zients has taken a personal interest in the bird flu response. Since taking over that role, the former Covid response czar has periodically stressed to officials that the administration must closely monitor public health threats, for fear of the damage another national crisis would do to the American psyche and Biden’s political standing.

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A big reason for the resistance: Farms don’t want to be identified publicly as potential hotspots for the virus, nor do they want to draw scrutiny to their workers, a significant proportion of whom are undocumented immigrants and fearful of government officials.