Federal health officials confirmed Thursday that a dairy worker in Yakima, Washington, has tested positive for H5N1 bird flu, as the virus continues to spread through the state's dairy herds — now totaling eight infected farms. The case underscores long-standing concerns from public health experts and labor advocates about the risks facing agricultural workers who often lack adequate protective equipment, paid sick leave, or health coverage while handling livestock during an active outbreak. The CDC's confirmation adds to a growing body of evidence that industrial dairy operations, where animals are housed in close quarters, can accelerate zoonotic spread if biosecurity and oversight lag behind the pace of production. As the outbreak widens across herds, questions remain about whether state and federal agencies are moving quickly enough to protect frontline workers and contain transmission before it reaches a broader population. Public health officials continue to monitor the situation, but the case renews calls for stronger investment in surveillance systems and worker protections amid an agricultural sector where regulatory gaps have periodically allowed infectious disease risks to go unaddressed.