Read the following excerpt from the article "what a bad flu season could cost the us economy":
creating a flu vaccine is a bit of a guessing game, because the shots take months to manufacture. each year in february, the world health organization (who) tries to predict what viruses may be circulating the following winter, a process that can change as bugs mutate. the current variant strains weren't detected until march and weren't found in large numbers before september, cdc director tom frieden told reporters last week. "this is not something that's been around before," he said.
based on the cues you can see in the excerpt (that is, without doing further research), how would you rate credibility of the passage? write a short argument stating whether or not the information seems credible and objective. you are writing an argument, so be sure to include a thesis statement and at least one counter-argument. use specific details from the passage to support your answer.