Levels of influenza nationwide are now at the highest they have been since the peak of the 2009 swine flu pandemic, according to figures published Friday by the Centers for Disease Control and Prevention,

It's raising concerns that the problems could stick around even longer.

As bird flu cases rise across the U.S., New York shoppers are feeling the impact—especially in their wallets. With 23 million birds infected nationwide, including geese in Westchester County, the price of eggs and chicken continues to climb.