In The Secret Life of Bees, May's sister commited suicide. The line "This had been the thing they’d been waiting for half their lives without even realizing it" refers to June and August, because they subconsciously expected May to follow her sister's footsteps and commit suicide as well.
Answer:The CDC has recommended that health care workers and the elderly be the first to receive the vaccine. It could be spring or even summer before enough of the vaccine can be manufactured to help inoculate the general public.