Bird flu epidemic now present nationwide

The ongoing bird flu epidemic is now present in all 50 states, according to the latest data from the Centers for Disease Control (CDC).

Though the United States has so far only seen one case of a human infected with the highly pathogenic avian influenza virus – reported in Colorado last year – the CDC has announced two more cases in Chile and China over the past week.

The former was only the second human case ever reported in South America, following a case in Ecuador in January. On Monday, the CDC reported that the 53-year-old-man was in respiratory isolation with mechanical ventilation.

The...