In this Sept. 18, 2014, file photo, a flu shot is given at the National Press Club in Washington. The miserable flu season is winding down but not quite over yet, health officials said Wednesday, even as the government picked what they hoped would be a better vaccine recipe for next fall and winter. If it seems early to worry about the next flu season, well, producing 140 million doses of vaccine requires starting months in advance. (AP Photo/J. David Ake, File)