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Sixth human case of bird flu reported in Colorado, CDC says – CNN

Sixth human case of bird flu reported in Colorado, CDC says  CNNExtreme heat may be crucial factor in human spread of bird flu  The GuardianUS CDC confirms two additional bird flu cases in Colorado  ReutersBird Flu Infects 5 People in Colorado After Likely Cow-to-Poultry Spread  ScienceAlertBird flu is widening its reach. Maps show US counties affected by outbreak.  USA TODAY